A radioactive matter with a half-life

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Reference no: EM13658983

A radioactive matter with a half-life of 3.0 days has an initial activity of 0.24 Ci. What is its activity after 6.0 days?

a) 0.12 Ci

b) 0.48 Ci

c) 0.06 Ci

d) None of the given answers

Reference no: EM13658983

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