Potassium is an essential element that normally comprises
Potassium is an essential element that normally comprises about 0.30% of a person's body mass. 0.12% of potassium is the radioactive K-40, with half-life 1.28*10^9 years. What's the potassium activity in a 73kg person?
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Potassium is an essential element that normally comprises about 0.30% of a person's body mass. 0.12% of potassium is the radioactive K-40, What's the potassium activity in a 73kg person
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