If 10 mL of propanone (C2H, O, or acetone) is
diluted with water to a total solution volume
of 200 mL, what is the percent by volume of
propanone in the solution?

It has to be b i hope this

Sorry i dont understand the question can you rephase it?

Rate law for this reaction israte of the reaction = k[a]²[b].second order in a  means concentration of a in power of two, and  first order in b means concentration of b in power of one.

Answer(28.02g/mol);