sx54vmd285 sx54vmd285

16-03-2021
Mathematics

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The half life of a radioactive kind of cadmium is 14 years. How much will be left after 28 years, if you start with 72 grams of it?

The half life of a radioactive kind of cadmium is 14 years How much will be left after 28 years if you start with 72 grams of it class=

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graceisbae graceisbae

16-03-2021

Answer:

18 grams

Step-by-step explanation:

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bunchedupberries bunchedupberries

28-03-2022

Answer: 18

Step-by-step explanation:

28 divided by 14 equals 2

72 multiplied by 0.05^2 equals 18

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