Its a reactant, comes on the left side of the yielding arrow.
Answer:
b
Explanation:
and if that wrong let me know cause jm my science class its b
I was unable to come up with an answer but I still wanted to help so heres a site that'll give you your answer. http://chemed.chem.purdue.edu/genchem/topicreview/bp/ch1/index.php
Answer: The empirical formula is C₃H₃O.
Explanation: Assume we have 100 g of the compound. Then we have 65.65.5 g of C, 5.5 g of H, and 29.0 g of O.