Half life of a first order reaction is 60s. Reaction is completed by 99.9%. Calculate the time taken for this reaction.

A first order reaction is 20% complete in 5 minutes. Calculate the time taken for the reaction to go to 60% complete.

A first order reaction is 20% complete in 10 minutes. Calculate the time for the completion of 75% of the reaction.

A first order reaction is 20% complete in 10 minutes. Calculate the time taken by the reaction for 75% completion?

Half life of a first order reaction in 10 min. What % of reaction will be completed in 100 min ?

A first order reaction is 20% complete in 10 minutes. Calculate the time taken for the reaction to go to 80% completion.

Half life of a first order reaction is 69.3 minutes. Time required to complete 99.9% of the reaction will be :

What is the time required for a first order reaction to be 99 % complete, compared to the time taken for the reaction to be 90 % complete ?