40 At time t 0 some radioactive gas is injected into a

Last updated: 6/10/2023

40 At time t 0 some radioactive gas is injected into a sealed vessel At time T some more mass of the same gas is injected into the same vessel Which one of the following graphs best represents the variation of the logarithm of the activity A of the gas with time t In A In A a c In A b d In A T