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2H2 + O2 ---> 2H2O How many moles of oxygen (O2) are required to completely react with 27.4 mol of H2? A.) 6.8 mol B.) 13.7 mol C.) 54.8 mol D.) 109.6 mol

2H2 + O2 ---> 2H2O How many moles of oxygen (O2) are required to completely react with 27.4 mol of H2? A.) 6.8 mol B.) 13.7 mol C.) 54.8 mol D.) 109.6 mol
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5 votes
2H2 + O2 ---> 2H2O

How many moles of oxygen (O2) are required to completely react with 27.4 mol of H2?

A.) 6.8 mol
B.) 13.7 mol
C.) 54.8 mol
D.) 109.6 mol

asked
User Eren
by
7.6k points

2 Answers

2 votes

Answer:

B.) 13.7 mol

Step-by-step explanation:

Edge 2020

answered
User Paolo Maresca
by
8.0k points
4 votes
2 H2 + O2 ----------- 2 H2O

2 mol H2 ----------- 1 mol O2
27.4 mol H2- ------ x mol O2

2x = 27.4

x = 27.4 / 2

x = 13.7 moles O2

answer b

hope this helps!.
answered
User SumOne
by
8.1k points
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