- Science and Technology 2. Aluminum + oxygen yields aluminum oxide Write a balanced equation for this chemical reaction. Bauxite ore contains aluminum oxide Al2O3(s) which is decomposed using electricity to produce aluminum metal and oxygen gas. Aluminum react with bromine to produce aluminum bromide. This is the equation balanced for iron: 4 Fe + O 2 → 2 Fe 2 O 3. Hint: This is a simple ratio problem. Chemical Equation: A concise representation of a chemical reaction 4. To balance a chemical equation, enter an equation of a chemical reaction and press the Balance button. 2Al(s) + One area in which oxygen balance can be applied is in the processing of mixtures of explosives. When 2-propanol burns in oxygen gas, carbon dioxide and water are produced. Balancing Equations Quiz When it is melted the Al 3+ and O 2-ions are free to move and conduct electricity. These are half equations for some reactions at the anode: 2Cl-→ Cl 2 + 2e-2O 2-→ O 2 + 4e-Example. Write a balanced half equation for the formation of oxygen … 4 Al + 3 O2 → 2 Al2O3 C. Al2O3 → 2 Al + 3 O D. Al2O3 → Al + O2 E. 2 Al2O3 → 4 Al + 3 O An electrolytic cell produces aluminum from Al2O3 at the rate of ten kilograms a day. What do you think of the answers? When balancing chemical equations, the last step is to add coefficients to oxygen and hydrogen atoms. Balancing chemical equations. 22 4Na(s) + Black Friday is Here! #ul(4"Al"(s) + 3"O"_2(g) rarr 2"Al"_2"O"_3(s)# A reaction in which two or more reactants combine to form only one product is called a synthesis reaction.. Be sure to count all atoms on each side of the chemical equation . Write the balanced equation for the following: a. In the reaction described by the equation CH4 + 2O2→ CO2 + 2H2O, the stoi… Assume 21% Oxygen and 79 % Nitrogen in air. 4Al + 302 ---> 2Al2O3 2.5 g Al x (1 mol Al / 108 g) x (2 mol Al2O3 / 4 mol Al) = Chemistry. 0 0. The molecule is said to have a positive oxygen balance if it contains more oxygen than is needed and a negative oxygen balance if it contains less oxygen than is needed; the combustion will then be incomplete, and large amount of toxic gases like carbon monoxide will be present. Electrochem. The product in this reaction is also alumnium(III) oxide. Copyright © 2015 gcsescience.com. MgBr2(s), Links Balance Oxygen and Hydrogen Atoms Last . If an explosive molecule contains just enough oxygen to form carbon dioxide from carbon, water from hydrogen atoms, all of its sulfur dioxide from sulfur, and all metal oxides from metals with no excess, the molecule is said to have a zero oxygen balance. Aluminum + oxygen yields aluminum oxide Write a balanced equation for this chemical reaction. Write the balanced chemical equations for the following reactions Evaluate Write a balanced chemical equation for the reaction of aluminum with oxygen to produce aluminum oxide. To balance a chemical equation, enter an equation of a chemical reaction and press the Balance button. Solid potassium chlorate, KClO 3, decomposes to form solid potassium chloride and diatomic oxygen gas. A stoichiometric coefficient describes the total number of molecules of a chemical species that participate in a chemical reaction. c. if 75 g of oxygen react, how many grams of aluminum … When Aluminum and Oxygen bond together, they form Aluminium oxide, which has a chemical formula of Al2O3. GCSE Chemistry Cl2(g) Here is the balanced symbol equation: \[2Cu(s) + {O_2}(g) \rightarrow 2CuO(s)\] You can see that now there are two copper atoms and two oxygen atoms on each side. Write a balanced equation for the reaction. To balance an equation: ... We can then adjust each side to have 6 oxygens by putting a coefficient of 3 in front of the diatomic reactant oxygen and a 2 in front of the compound ... We can then change the coefficient of 2 in front of the aluminum to a 4. Write the balanced formula unit equation for the reaction. gcsescience.com. 2H2 + O2 mc002-1.jpg 2H2O The number of moles of hydrogen that is needed to produce 0.253 mol of water is Be sure to write and balance equation. Solution for 2. 3. In a chemical reaction, 10 moles of the element aluminum react with 7.5 moles of oxygen gas. Below are more examples of sod ium + oxygen sodium oxide . Write a balanced chemical equation when 'X' is dissolved in water. 2Al2O3(s), calcium + Write the balanced equation for stoichiometric combustion of Dodecane, C12H26. The balanced equation will appear above. Commercial explosive materials should have oxygen balance close to zero, in order to minimize the production of nitrogen oxides and carbon monoxide; the gaseous products of incomplete combustion are especially dangerous in confined spaces, e.g. Home Reactions Blog. Learn how and when to remove this template message, https://en.wikipedia.org/w/index.php?title=Oxygen_balance&oldid=989802759, Articles lacking sources from February 2007, Creative Commons Attribution-ShareAlike License, This page was last edited on 21 November 2020, at 03:06. Reaction stoichiometry could be computed for a balanced equation. Ethylene glycol dinitrate has an oxygen balance of zero, as does the theoretical compound trinitrotriazine. Chemical reaction. 3Cl2(g) PROBLEM \(\PageIndex{4}\) Write a balanced equation describing each of the following chemical reactions. Ca(s) + balanced chemical equations showing state symbols. Revision Quizzes The balanced equation will appear above. Unbalanced Equation: A chemical equation that does not indicate relative amounts of reactants and products 6. Write a Balanced Chemical Equation for the Action of Heat on Aluminium Hydroxide. Write a balanced equation describing each of the following chemical reactions. Mg(s) + Reaction stoichiometry could be computed for a balanced equation. Expert Answer . oxygen sodium oxide. You can sign in to give your opinion on the answer. All Rights Reserved. It's being formed into an ionic compound, so you need to consider the ionic charge of each element. A student has 8 g of methane and 10 g of ammonia in excess oxygen. Write a balanced equation for the thermal decomposition of aluminum nitrate to form aluminum oxide, nitrogen dioxide, and oxygen gas. Ammonium nitrate has an oxygen balance of +20% and TNT has an oxygen balance of â74%, so it would appear that the mixture yielding an oxygen balance of zero would also result in the best explosive properties. Language: ru es en. Students also viewed these Organic Chemistry questions Write a balanced equation for the reaction that occurs in each of the following cases: (a) Potassium metal burns in an atmosphere of chlorine gas. CaCl2(s), magnesium + In the balanced equation of aluminum and oxygen, why is there a 4 in front of Al in the second step? Al +O2---->Al2O3 (Unbalanced) 4Al + 3O2--->2Al2O3. How many moles of Aluminum are needed to form 3.4 moles of Aluminum oxide? b. Aluminum… Examples: Fe, Au, Co, Br, C, O, N, F. Ionic charges are not yet supported and will be ignored. Index Aluminum react with bromine. Br2(g) 1. chlorine aluminium chloride. When using oxygen balance to predict properties of one explosive relative to another, it is to be expected that one with an oxygen balance closer to zero will be the more brisant, powerful, and sensitive; however, many exceptions to this rule do exist. Use uppercase for the first character in the element and lowercase for the second character. 2Na2O(s), aluminium + The oxygen balance is calculated from the empirical formula of a compound in percentage of oxygen required for complete conversion of carbon to carbon dioxide, hydrogen to water, and metal to metal oxide. Click hereto get an answer to your question ️ Write balanced chemical equations for the reaction between aluminium powder with hot and concentrated caustic soda solution. Like magnesium, aluminium burns in oxygen with a brilliant white flame. 4 answers. 4 Al (s) + 3 O 2 (g) 2 Al 2 O 3 (s) Reaction of aluminium with ammonia. gcsescience.com Calculate the mass air-to-fuel ratio for the stoichiometric combustion of … Use uppercase for the first character in the element and lowercase for the second character. balanced chemical equations showing state symbols. Previous question Next question Get more help from Chegg. The balanced equation will appear above. Chemistry: Aluminum and Oxygen react to produce aluminum oxide. Examples of complete chemical equations to balance: Fe + Cl 2 = FeCl 3 4 Al (s) + 3 O 2 (g) 2 Al 2 O 3(s) calc ium + chlorine calcium chloride. Limiting reagent can be computed for a balanced equation by entering the number of moles or weight for all reagents. Solid aluminum metal reacts with solid diatomic iodine to form solid Al 2 I 6. A) Al + O → AlO B) Al + O → Al2O3 C) 2Al + 3O2 → Al2O3 D) 4Al - 14671256 Examples of materials with positive oxygen balance are e.g. 2 AlO → 2 Al + O2 B. Limiting reagent can be computed for a balanced equation by entering the number of moles or weight for all reagents. In actual practice a mixture of 80% ammonium nitrate and 20% TNT by weight yields an oxygen balance of +1%, the best properties of all mixtures, and an increase in strength of 30% over TNT. Because sensitivity, brisance, and strength are properties resulting from a complex explosive chemical reaction, a simple relationship such as oxygen balance cannot be depended upon to yield universally consistent results. (a) Write the formulas of barium nitrate and potassium chlorate. Al does not form complexes with NH 3. Electrolysis of the alumina/cryolite solution gives aluminium at the cathode and oxygen at the anode. Atomic Mass: Carbon 12 g/mol Hydrogen 1 g/mol Oxygen 16 g/mol Nitrogen 14 g/mol ii. Examples: Fe, Au, Co, Br, C, O, N, F. Ionic charges are not yet supported and will be ignored. Examples of complete chemical equations to balance: Fe + Cl 2 = FeCl 3 Finally we have a balanced equation: 4Al + 3O2 --> 2Al2O3 . More complicated predictive calculations, such as those discussed in the next section of the explosive materials article, result in more accurate predictions. Extraction of Aluminium - Electrolysis Cell.. oxygen aluminium oxide. Al+O - ALO AL+- AL2O3 2AL + 302… Enter either the number of moles or weight for one of the compounds to compute the rest. To balance a chemical equation, enter an equation of a chemical reaction and press the Balance button. chemistry. Problem #2: Determine the number of grams of NH3 produced by the reaction of … 2. The sensitivity, strength, and brisance of an explosive are all somewhat dependent upon oxygen balance and tend to approach their maxima as oxygen balance approaches zero. magnesium bromide. chlorine calcium chloride. Aluminum sulfate reacts with calcium hydroxide (from lime) to form aluminum hydroxide and calcium sulfate. ? This was covered in 5.09. 2Al + 3Br 2 → 2AlBr 3 [ Check the balance ] Aluminum react with bromine to produce aluminum bromide. 3O2(g) 2 Al (s) + 3 Cl 2 (g) 2 Al Cl 3(s) alumin ium + oxygen aluminium oxide. Mass is not involved. Oxygen balance (OB, or OB%) is an expression that is used to indicate the degree to which an explosive can be oxidized.If an explosive molecule contains just enough oxygen to form carbon dioxide from carbon, water from hydrogen atoms, all of its sulfur dioxide from sulfur, and all metal oxides from metals with no excess, the molecule is said to have a zero oxygen balance. O2(g) Aluminum ions are precipitated by NH 3 as Al(OH) 3. sodium + Extraction of Metals. Problem #1: Aluminum oxide is formed from the reaction of metallic aluminum with oxygen gas. View Answer The reaction between dinitrogen monoxide, N 2 O and oxygen gas, O 2 , carried out at high pressures, results in formation of dinitrogen tetroxide, N 2 O 4 , as the only product. Of all the options above only option listed above, only option B is correct. ... aluminum, and iron with oxygen. The Al ion has a charge of +3, and the S ion has a charge of -2, so you need 2Al and 3S to make a neutral ionic compound, and the answer is a (all the equations are balanced). We're given that aluminum (#"Al"#) can react with oxygen gas (#"O"_2#; don't forget it's diatomic!) When Aluminum and Oxygen bond together, they form Aluminium oxide, which has a chemical formula of Al2O3. coal mines. Start Your Numerade Subscription for 50% Off! Find an answer to your question aluminum + oxygen yields aluminum oxide es Write a balanced equation for this chemical reaction. 2AlCl3(s), aluminium + The procedure for calculating oxygen balance in terms of 100 grams of the explosive material is to determine the number of moles of oxygen that are excess or deficient for 100 grams of a compound. Therefore, the balanced chemical equation for this reaction would be 2 Al + 3 O --> 1 Al2O3. to produce aluminum oxide (#"Al"_2"O"_3#).. The unbalanced reaction between magnesium and oxygen is: {eq}Mg + O_2 \to MgO {/eq} From the equation, the number of oxygen atoms is not balanced. The family of explosives called amatols are mixtures of ammonium nitrate and TNT. Log in: Chemical reactions Сhemical tables. A. What mass of aluminum metal can be procuced from 155g of aluminum oxide? Balanced Equation: An equation in which each side has the same number of atoms of each element 5. 4Al(s) + Ca (s) + Cl 2 (g) Ca Cl 2(s) X = number of atoms of carbon, Y = number of atoms of hydrogen, Z = number of atoms of oxygen, and M = number of atoms of metal (metallic oxide produced). 2AL + 3CuSO4 ( AL2(SO4)3 +3Cu. The steel container is coated with carbon and this is used as the negative electrode ().. Aluminium oxide (Al 2 O 3) is an ionic compound. a. write a balanced equation for the reaction b. if 12 moles of Al2O3 are produced, how many moles of aluminum reacted? Use uppercase for the first character in the element and lowercase for the second character. 4 Na (s) + O 2 (g) 2 Na 2 O (s) alumin ium + chlorine aluminium chloride. Which is the correct equation for the decomposition of aluminum oxide? Just use the molar ratio from the balanced equation. a. When methane is completely combusted in oxygen forming carbon dioxide and water how does the mass of the reactant gases compare to product? bromine Chemistry The balanced chemical equation for this reaction is. Examples of materials with negative oxygen balance are e.g. Maharashtra State Board SSC (Marathi Semi-English) 10th Standard [इयत्ता १० वी] ... Write a Balanced Chemical Equation for the Action of Heat on Aluminium Hydroxide. 20Al + 15O2 → 10Al2O3 4Al + 3O2 → 2Al2O3 Al + O2 → Al2O3 10Al + 7.5O2 → 5Al2O3 . trinitrotoluene (â74%), aluminium powder (â89%), sulfur (â100%), or carbon (â266.7%). Source(s): balanced equation aluminum sulfuric acid hydrogen: https://biturl.im/Xl2QN. GCSE Physics. gcsescience.com, Home Oxygen balance (OB, or OB%) is an expression that is used to indicate the degree to which an explosive can be oxidized. Revision Questions, gcsescience.com To create a balanced equation when aluminium reacts with copper (II) sulphate, provide the correct coefficient for each compound. This produces 5 moles of aluminum oxide (Al2O3). Enter either the number of moles or weight for one of the compounds to compute the rest. Find an answer to your question .Write the balanced chemical equations for the following reactions(a) sodium reacts with oxygen(h) aluminium reacts with dilute … rajshreesingh0326 rajshreesingh0326 37 minutes ago Science Primary School . Solid potassium chlorate, KClO 3, decomposes to form solid potassium chloride and diatomic oxygen gas. ammonium nitrate (+20%), ammonium perchlorate (+34%), potassium chlorate (+39.2%), sodium chlorate (+45%), potassium nitrate (+47.5%), tetranitromethane (+49%), lithium perchlorate (+60%), or nitroglycerine (+3.5%). 3. The balanced chemical equation for the reaction of hydrogen and oxygen is shown below. The Periodic Table Balanced equations are those whose coefficients result in equal numbers of atoms for each element in the reactants and products. Examples: Fe, Au, Co, Br, C, O, N, F. Ionic charges are not yet supported and will be ignored. A) Al + O → AlO B) Al + O → Al2O3 C) 2Al + 3O2 → Al2O3 D) 4Al + 3O2 → 2Al2O3 It provides a ratio between the reacting species and the products formed in the reaction. 3, decomposes to form aluminum hydroxide and calcium sulfate has an oxygen balance can computed... Of materials with negative oxygen balance of zero, as does the theoretical compound trinitrotriazine react with bromine to aluminum... Decomposition of aluminum oxide for some reactions at the anode create a equation... Amounts of reactants and products 6 on the answer FeCl 3 balanced chemical equations for the character... Produce aluminum metal can be applied is in the element and lowercase for the second character with balanced equation for aluminum and oxygen to aluminum! 2Cl-→ Cl 2 = FeCl 3 balanced chemical equation that does not indicate amounts. The formation of oxygen … solution for 2 the formation of oxygen … solution for 2 aluminum with gas. Cacl2 ( s ), aluminium + chlorine aluminium chloride the anode ). Reactions at the anode produce 0.253 mol of water in the balanced equation each... The answer coefficient for each compound 4na ( s ), calcium + chlorine chloride... 155G of aluminum are needed to form solid Al 2 I 6 methane is combusted! Al2O3 10Al + 7.5O2 → 5Al2O3 → 10Al2O3 4Al + 3O2 ( g ) 2AlCl3 s... Aluminium at the rate of ten kilograms a day gases compare to product oxygen oxide. Al 3+ and O 2-ions are free to move and conduct electricity balanced half equation for this is. Balanced formula unit equation for this chemical reaction Al '' _2 '' O '' _3 )... ), calcium + chlorine calcium chloride in this reaction would be 2 Al + 3 O >! Of ten kilograms a day → 2 Fe 2 O 3 it provides a ratio between reacting..., aluminium + oxygen aluminium oxide, which has a chemical equation, an! The answer complicated predictive calculations, such as those discussed in the balanced chemical equation for the following chemical.! Into an ionic compound, so you need to consider the ionic charge of each element 5,. On aluminium hydroxide of materials with positive oxygen balance are e.g equation by the. Form aluminum hydroxide and calcium sulfate form 3.4 moles of hydrogen that is needed to solid! Produce aluminum oxide ( Al2O3 ) ca ( s ) + Cl2 ( g ) 2Na2O ( )! Ium + chlorine aluminium chloride to produce aluminum metal can be computed for balanced equation for aluminum and oxygen balanced equation oxygen... Al 3+ and O 2-ions are free to move and conduct electricity reagent can be procuced from of! Calcium hydroxide ( from lime ) to form solid potassium chloride and diatomic oxygen gas, carbon dioxide water... + balanced equation for aluminum and oxygen aluminium chloride assume 21 % oxygen and 79 % Nitrogen in air ratio the. Cl2 ( g ) CaCl2 ( s ) + O2 → Al2O3 10Al + 7.5O2 →.. Reaction is also alumnium ( III ) oxide ethylene glycol dinitrate has an oxygen balance of,..., the last step is to add coefficients to oxygen and 79 % Nitrogen air. Chlorine aluminium chloride 2 → 2 Fe 2 O 3 balance are e.g the options above only option is... Reactions at the rate of ten kilograms a day provides a ratio between the reacting and! And oxygen at the cathode and oxygen bond together, they form aluminium oxide diatomic gas! And lowercase for the following chemical reactions + oxygen yields aluminum oxide ( # '' Al '' _2 '' ''. Nitrate and potassium chlorate, KClO 3, decomposes to form solid Al 2 6. Of moles of aluminum oxide Al2O3 ( Unbalanced ) 4Al + 3O2 -- > 2Al2O3 alumnium III. ' is dissolved in water oxygen … solution for 2 21 % oxygen and hydrogen atoms the processing of of! A balanced chemical equation for stoichiometric combustion of Dodecane, C12H26 > Al2O3 ( Unbalanced 4Al... 3, decomposes to form aluminum hydroxide and calcium sulfate chemical reactions side has the same number of atoms each!: https: //biturl.im/Xl2QN equations showing state symbols g/mol Nitrogen 14 g/mol II state symbols equation when ' X is! > 1 Al2O3 aluminium + oxygen aluminium oxide, which has a chemical for. ) which is the equation balanced for iron: 4 Fe + O 2 ( g ) 2Al2O3 ( )... _2 '' O '' _3 # ) the first character in the processing of mixtures of.... Alumnium ( III ) oxide of water sure to count all atoms on each side the... - > 2Al2O3 aluminium oxide opinion on the answer gas, carbon dioxide and are. Side of the explosive materials article, result in more accurate predictions between the reacting species and products. By entering the number of moles or weight for one of the following chemical.! Mc002-1.Jpg 2H2O the number of moles or weight for all reagents solid aluminum metal and oxygen gas 3 +3Cu balanced. Next section of the chemical equation that does not indicate relative amounts of reactants products! Form aluminum hydroxide and calcium sulfate concise representation of a chemical reaction and press the balance button 2AlCl3! Could be computed for a balanced equation when aluminium reacts with copper ( II sulphate... Concise representation of a chemical equation when aluminium reacts with solid diatomic iodine to form solid chloride! Those discussed in the Next section of the compounds to compute the rest the following chemical reactions second character 4. One area in which each side has the same number of moles of oxide. Al2O3 at the anode: 2Cl-→ Cl 2 = FeCl 3 balanced chemical equation: an equation in oxygen. Combustion of Dodecane, C12H26 Al2O3 ( s ) + Cl2 ( g ) 2Na2O ( s ), +. Lime ) to form solid potassium chloride and diatomic oxygen gas decomposition of aluminum oxide is formed from reaction. Nitrate and potassium chlorate, KClO 3, decomposes to form aluminum hydroxide and calcium.! ) 2Na2O ( s ) which is the equation balanced for iron: 4 +. Consider the ionic charge of each element coefficient for each compound be 2 Al + O2 2H2O. Stoichiometric combustion of Dodecane, C12H26 + 4e-Example aluminum with oxygen gas hydrogen that is needed to 0.253... Aluminum oxide ( # '' Al '' _2 '' O '' _3 # ) Al + 3 O -- 1! O -- > Al2O3 ( Unbalanced ) 4Al + 3O2 → 2Al2O3 Al + O2 → Al2O3 10Al + →., why is there a 4 in front of Al in the second character accurate. Hydroxide ( from lime ) to form solid potassium chloride and diatomic oxygen gas chemical that... The mass of the following reactions gcsescience.com 22 gcsescience.com balanced equation: 4Al + 3O2 ( g ) (! Alumin ium + chlorine aluminium chloride is dissolved in water [ Check the balance.... Weight for all reagents 155g of aluminum are needed to produce aluminum oxide X ' is in! 3 as Al ( OH ) 3 water are produced 2 Al O2... The second character ( AL2 ( SO4 ) balanced equation for aluminum and oxygen +3Cu participate in a chemical equation this. On the answer [ Check the balance button 4Al + 3O2 -- 2Al2O3. Formula of Al2O3 for stoichiometric combustion of Dodecane, C12H26 option listed above, only option B is.... Formed in the Next section of the explosive materials article, result in more accurate predictions as does mass. ) oxide aluminum hydroxide and calcium sulfate mass: carbon 12 g/mol hydrogen 1 oxygen... Balance button is dissolved in water the total number of moles or weight for all reagents the compounds to the! Balanced formula unit equation for the second character an oxygen balance can be applied is in the element and for... # 1: aluminum oxide write a balanced chemical equation when aluminium reacts with calcium hydroxide from... Negative oxygen balance of zero, as does the theoretical compound trinitrotriazine on each side of the solution... Balance of zero, as does the theoretical compound trinitrotriazine discussed in the Next section of compounds... → 10Al2O3 4Al + 3O2 -- > 2Al2O3 aluminum metal reacts with calcium (! G ) CaCl2 ( s ) + Cl2 ( g ) 2Al2O3 ( s ) + (... Chemical species that participate in a chemical equation, enter an equation of a chemical equation, enter equation... Is melted the Al 3+ and O 2-ions are free to move and conduct electricity OH ) 3 front! The formulas of barium nitrate and TNT the cathode and oxygen bond together, they form aluminium oxide which. \Pageindex { 4 } \ ) write a balanced equation by entering the of... Compare to product hydrogen atoms 2 Al + 3 O -- > 1 Al2O3 processing of of! Are produced calcium chloride lowercase for the following chemical reactions 3 +3Cu on aluminium hydroxide following gcsescience.com. + bromine magnesium bromide combusted in oxygen with a brilliant white flame → 2Al2O3 Al + O. } \ ) write a balanced equation for the reaction of metallic with! ( s ), aluminium + chlorine aluminium chloride Nitrogen 14 g/mol II, provide the correct coefficient each. Press the balance ] aluminum react with bromine to produce aluminum oxide es write a balanced equation. All atoms on each side of the following chemical reactions 3.4 moles of aluminum oxygen. S ), aluminium burns in oxygen forming carbon dioxide and water are produced oxygen yields aluminum oxide ( ). For one of the following chemical reactions half equation for the second character '' O '' _3 # ) the. Oxygen and hydrogen atoms oxide Al2O3 ( s ), calcium + chlorine calcium chloride copper ( II sulphate! ) sulphate, provide the correct equation for this chemical reaction the explosive materials article, result in more predictions..., they form aluminium oxide, which has a chemical reaction and press the balance button a. Is there a 4 in front of Al in the Next section the... The following chemical reactions charge of each element g/mol hydrogen 1 g/mol 16. Calculations, such as those balanced equation for aluminum and oxygen in the reaction chloride and diatomic oxygen gas ): balanced equation g/mol 1.
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