Decomposition of X exhibits a rate constant of 0.05 μ g/year. How many year are required for the decomposition of 5 μ g of X into 2.5 μ g?

Chemical Kinetics: JEE Main 2019 Chemistry question

JEE Main 2019 · 12 Jan, Morning shift · Q474

JEE Main 201912 Jan, Morning shiftChemistryEasyChemical Kinetics62× since 2002

Decomposition of X exhibits a rate constant of 0.05

\mu

g/year. How many year are required for the decomposition of 5

\mu

g of X into 2.5

\mu

JEE Main 2019 · 12 Jan, Morning shift · Q474

JEE Main 201912 Jan, Morning shiftChemistryEasyChemical Kinetics62× since 2002

Decomposition of X exhibits a rate constant of 0.05

\mu

g/year. How many year are required for the decomposition of 5

\mu

g of X into 2.5

\mu