Chemistry Question from JEE Main 2023 · 8 April, Shift 1

Molar mass of the hydrocarbon $(X)$, which on ozonolysis consumes one mole of $\text{O}_3$ per mole of $(X)$ and gives one mole each of ethanal and propanone, is _____ g mol$^{-1}$.

(Molar mass of C : $12$ g mol$^{-1}$, H : $1$ g mol$^{-1}$)