What coefficient is placed in front of $O_2$ to complete the balancing of the following equation $C_5H_8 + ?O_2 -> 5CO_2 + 4H_2O$ ?

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Answer 1 · 2016-12-07T23:23:16

$C_5H_8+7O_2->5CO_2+4H_2O$
The coefficient for $O_2$ is 7.

You're off to a nice start.

The balanced form of the chemical equation you have provided is:
$C_5H_8+7O_2->5CO_2+4H_2O$

What coefficient is placed in front of O_2O_2 to complete the balancing of the following equation C_5H_8 + ?O_2 -> 5CO_2 + 4H_2OC_5H_8 + ?O_2 -> 5CO_2 + 4H_2O?