A sample of ._(19)^(40)K contains invariably ._(18)^(40)Ar. This is be – InterviewSolution

1.	A sample of ._(19)^(40)K contains invariably ._(18)^(40)Ar. This is because ._(19)^(40)K has tendency to undergo:
Answer» `alpha`-DECAYS positronium DECAY `BETA`-decays `GAMMA`-decay Answer :b

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