Phosphorus-32 has a half-life of 14.3 days.How many grams remain from a 10.0 gram sample after 30.0 days?

Name: Phosphorus-32 has a half-life of 14.3 days.How many grams remain from a 10.0 gram sample after 30.0 days?
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Question

Quizplus · Accepted Answer

To calculate the remaining amount of a radioactive substance after a certain period, you can use the formula: remaining amount = initial amount * (1/2)^(time/half-life). For a 10.0 gram sample of Phosphorus-32 after 30.0 days, the calculation is 10.0 * (1/2)^(30.0/14.3) ≈ 2.34 grams.

Phosphorus-32 Has a Half-Life of 14