Chemistrymedium · Past Paper
What is the coefficient of O2 when the reaction $C_3H_8 + O_2 \rightarrow CO_2 + H_2O$ is balanced?
A3
B4
C5
D10
✓ Correct Answer: C — 5
Balanced equation: $C_3H_8 + 5O_2 \rightarrow 3CO_2 + 4H_2O$.
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✓ Correct Answer: C — 5
Balanced equation: $C_3H_8 + 5O_2 \rightarrow 3CO_2 + 4H_2O$.
Share this question