bollinm06 bollinm06

04-12-2020
Biology

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How much of a 100 gram sample of gold-198 is left after 810 days if it’s half life is 2.7

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Аноним Аноним

04-12-2020

Answer:

mass₁=100.0g

time₁=2.70 days

mass₂=x

time₂=8.10 days

8.10/2.70 = 3

100/2 = 50/2 = 25/2 = 12.5 g

x=12.5 g

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