Question

67.2 grams of acetylene are mixed with an excess of oxygen. How many moles of acetylene is this? 2.58 mol Hint Attempts: 1 of 3 used Part 3 Incorrect. Make sure you convert to moles, then use the reaction stoichiometry. How many moles of CO2 are formed? 1.53 mol Hint Assistance Used Make sure the reaction is balanced, then use the reaction stoichiometry to solve this.

          67.2 grams of acetylene are mixed with an excess of oxygen. How many moles of acetylene is this?
2.58 mol
Hint
Attempts: 1 of 3 used
Part 3
Incorrect. Make sure you convert to moles, then use the reaction stoichiometry.
How many moles of CO2 are formed?
1.53 mol
Hint Assistance Used
Make sure the reaction is balanced, then use the reaction stoichiometry to solve this.

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67.2 grams of acetylene are mixed with an excess of oxygen. How many moles of acetylene is this?
2.58 mol
Hint
Attempts: 1 of 3 used
Part 3
Incorrect. Make sure you convert to moles, then use the reaction stoichiometry.
How many moles of CO2 are formed?
1.53 mol
Hint Assistance Used
Make sure the reaction is balanced, then use the reaction stoichiometry to solve this.

Added by Carlos S.

Chemistry: Structure and Properties

Nivaldo Tro 2nd Edition

Instant Answer

Solved by Expert Adi S

06/12/2023

Step 1

The molar mass of carbon (C) is 12.01 g/mol, and the molar mass of hydrogen (H) is 1.01 g/mol. So, the molar mass of acetylene is: Molar mass of C2H2 = (2 × 12.01) + (2 × 1.01) = 24.02 + 2.02 = 26.04 g/mol Now, we can find the moles of acetylene: Moles of C2H2 Show more…

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67.2 grams of acetylene are mixed with an excess of oxygen. How many moles of acetylene is this? 2.58 mol Hint Part 3 Incorrect. Make sure you convert to moles, then use the reaction stoichiometry. How many moles of CO2 are formed? 1.53 mol Hint Assistance Used Make sure the reaction is balanced, then use the reaction stoichiometry to solve this.

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