An 22 g sample of an isotope of Strontium-90 was formed in 1960 explosion of an atomic bomb at Johnson Island in the Pacific test Site. In what year will only 0.625 grams of the Strontium-90 remain? Half-life of Strontium-90 is 28.8 years

Introductory Chemistry: An Active Learning Approach
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Chapter20: Nuclear Chemistry
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act 4 please follow the instruction

An 22 g sample of an isotope of Strontium-90 was formed in 1960 explosion of an atomic
bomb at
Johnson Island in the Pacific test Site. In what year will only 0.625 grams of the Strontium-90
remain?
Half-life of Strontium-90 is 28.8 years
(Example: if your computed answer is 1978.6 just input 1979 & if your computed answer is 2000.4 just input 2000)
Transcribed Image Text:An 22 g sample of an isotope of Strontium-90 was formed in 1960 explosion of an atomic bomb at Johnson Island in the Pacific test Site. In what year will only 0.625 grams of the Strontium-90 remain? Half-life of Strontium-90 is 28.8 years (Example: if your computed answer is 1978.6 just input 1979 & if your computed answer is 2000.4 just input 2000)
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