Which of the following is a limited resource, which can take longer to be replenished than it takes to be used up?

In the derivation of rrkm theory, a factor of 1/2 is introduced when equalizing the rates of formation and decomposition of activated complex as keal-hr) = ko this is clearly against the assumption of transition state theory that states all the activated complex in the transition state iss going to the product. find the reason why this factor is introduced here.

The softest and hardest minerals are: softest hardest

How do the kidneys affect homeostasis