2. Ethanol has a molecular formula CH5OH. A sample of ethanol has a mass of 2.3...
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2. Ethanol has a molecular formula C₂H5OH. A sample of ethanol has a mass of 2.3 grams. The sample was completely burnt in oxygen. i. How many molecules are present in the sample of ethanol? ii. How many hydrogen atoms are present in the sample of ethanol? iii. Write down a balanced chemical equation for the combustion of ethanol in oxygen. iv. Calculate how many moles of water molecules were produced in the combustion of ethanol in oxygen. v. Calculate mass of carbon dioxide was produced in the combustion of ethanol in oxygen. vi. Calculate how many oxygen molecules were used up in the combustion of ethanol in oxygen. 2. Ethanol has a molecular formula C₂H5OH. A sample of ethanol has a mass of 2.3 grams. The sample was completely burnt in oxygen. i. How many molecules are present in the sample of ethanol? ii. How many hydrogen atoms are present in the sample of ethanol? iii. Write down a balanced chemical equation for the combustion of ethanol in oxygen. iv. Calculate how many moles of water molecules were produced in the combustion of ethanol in oxygen. v. Calculate mass of carbon dioxide was produced in the combustion of ethanol in oxygen. vi. Calculate how many oxygen molecules were used up in the combustion of ethanol in oxygen.
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Sample of CH5OH present 23gm molecular wt of CH5OH 46gmm01 mol... View the full answer
Related Book For
Intermediate Accounting
ISBN: 978-0132162302
1st edition
Authors: Elizabeth A. Gordon, Jana S. Raedy, Alexander J. Sannella
Posted Date:
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