A radioactive atom decays at a rate of 35% each day. If the original weight of the atom is 7500 milligrams, how much will it weigh after 10 days?

Question

Mathematics

Haleigh Simmons

31 July, 01:57

A radioactive atom decays at a rate of 35% each day. If the original weight of the atom is 7500 milligrams, how much will it weigh after 10 days?

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Answers (2)

Know the Answer?

Santos Moody · Answer 1

A=7,500 * (1-0.35) ^ (10)

A=100.97

Taniya · Answer 2

A=7,500 * (1-0.35) ^ (10)

A=100.97

This is the answer. You get it by plugging in the numbers into the exponential decay formula Amount=a (1-b) ^t where t is time, a is initial amount, and b is decay rate.