Cyclobutane can decompose to form ethylene: $C_{4}H{a}_3(g)-2C_2{H}_4(g).$ The cyclobutane con measured as a function of time $($shown below$)$ by mass spectrometry. Which of the follow reaction?

lacurrect

Calculate the instantaneous rate of formation of ethylene at $43\mathrm{.}0s($units mol$)$

Mark

D$.$co nut of

$1\mathrm{.}00$

Answer: