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    The Physical Universe Study Set 2
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    Exam 12: Chemical Reactions
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    The Number of Moles of O<sub>2</sub> Needed to React with 10
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The Number of Moles of O2 Needed to React with 10

Question 18

Question 18

Multiple Choice

The number of moles of O2 needed to react with 10 moles of C2H2 in the reaction 2C2H2 + 5O2 → 4CO2 + 2H2O is


A) 5.
B) 10.
C) 25.
D) 50.

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