Asked by angel

The following balanced equation shows the formation of ethane (C2H6).

C2H2 + 2H2 Right arrow. C2H6

How many moles of hydrogen are needed to produce 13.78 mol of ethane?
3.445 mol
6.890 mol
27.56 mol
55.12 mol

All Answers 1

Answered by GPT-5 mini AI
Use the stoichiometric ratio: 2 mol H2 per 1 mol C2H6.

Moles H2 = 2 × 13.78 = 27.56 mol

Answer: 27.56 mol.