At Elevated Temperatures,methylisonitrile (CH₃NC)isomerizes to Acetonitrile (CH₃CN): CH₃NC (G)→ CH₃CN

Multiple Choice

At elevated temperatures,methylisonitrile (CH₃NC) isomerizes to acetonitrile (CH₃CN) : CH₃NC (g) → CH₃CN (g)
At the start of the experiment,there are 0.200 mol of reactant (CH₃NC) and 0 mol of product (CH₃CN) in the reaction vessel.After 25 min of reaction,0.108 mol of reactant (CH₃NC) remain. The average rate of decomposition of methyl isonitrile,CH₃NC,in this 25 min period is ________ mol/min.

A) 3.7 × 10^-3
B) 0.092
C) 2.3
D) 4.3 × 10^-3
E) 0.54