Combustion analysis 7.00 g of a certain Compound X, known to be made of carbon, hydrogen and perhaps oxygen, and to have a molecular molar mass of 128. g/mol, is burned completely in excess oxygen, and the mass of the products carefully measured: product carbon dioxide water 10 mass 24.07 g 3.94 g Use this information to find the molecular formula of X. D₂

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Chapter9: Chemical Quantities
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Problem 34QAP: Small quantities of oxygen gas can be generated in the laboratory by the decomposition of hydrogen...
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Gg.62.

 

O CHEMICAL REACTIONS
Combustion analysis
7.00 g of a certain Compound X, known to be made of carbon, hydrogen and perhaps oxygen, and to have a molecular molar mass of 128. g/mol, is burned
completely in excess oxygen, and the mass of the products carefully measured:
product
carbon dioxide
10
water
mass
24.07 g
3.94 g
Use this information to find the molecular formula of X
X
105
5
Transcribed Image Text:O CHEMICAL REACTIONS Combustion analysis 7.00 g of a certain Compound X, known to be made of carbon, hydrogen and perhaps oxygen, and to have a molecular molar mass of 128. g/mol, is burned completely in excess oxygen, and the mass of the products carefully measured: product carbon dioxide 10 water mass 24.07 g 3.94 g Use this information to find the molecular formula of X X 105 5
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