- A certain substance is mixed with an equal amount of

CHEMISTRY · Subjective · AP · Chemistry · Kinetics · Kinetics

Problem

- A certain substance

A

is mixed with an equal amount of

B

. At the end of 1 hr,

A

is 70% reacted. How much % of

A

will be left unreacted at the end of 2.5 hr, if the reaction with respect to

A

is of I order?