Question

You have 88 grams of a radioactive kind of radium. If its half-life is 11 days, how much will be left after 22 days​

Answer 1

none of the radioactivity

Explanation:

its kind of hard to explain but if 11 x 2=22 then by 11 days half of it will be gon within 22 there would be no radioactivity left in the radium