Question

Given the following equation: 2C6H6 + 15O2 - 12CO2 + 6H2O

How many moles of O2 are needed to react with 4.0 moles of
C6H6?

A. 30 Moles
B. 12 moles
C. 4.0 moles
D. 24 moles

Answer 1

Answer: 30 moles

Step-by-step explanation:

2C6H6 + 1502 -------> 12CO2 + 6H2O from reaction

2 mol 15 molgiven 4.0 mol

x molx = 4.0*15/2 = 30. mol

Answer 2

4.0 moles to react with 4.0 moles