Question

The equation below shows hydrogen reacting with oxygen to produce water.

2H2 + O2 -----> 2H2O

If 16 mol of oxygen were reacted with excess hydrogen gas, how many moles of water would be produced?

4.0 mol
8.0 mol
16 mol
32 mol

Answer 1

Answer and Explanation:

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Answer 2

Balanced chemical equation:

2 H2 + O2 ------------> 2 H2O
↓ ↓ ↓

2 moles H2 1 mole O2 2 moles H2O


1 mol O2 ------------- 2 mol H2O
16 mol O2 ------------ x mol H2O

x = 16 . 2

x = 32 mol of H2O

hope this help!.