JEE Main 2022 · 24 June · evening · Numerical answer · +4 / −0
A sample contains 10⁻² kg each of two substances A and B with half lives 4 s and 8 s respectively. The ratio of their atomic weights is 1 : 2. The ratio of the amounts of A and B after 16 s is x/100. The value of x is ___________.
Answer and solution
Answer 25
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