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If we start with 20 atoms of plutonium – 239, how many would remain after 48,240 years?
Answers: 2
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Type the correct answer in the box. express your answer to three significant figures. an empty water bottle is full of air at 15°c and standard pressure. the volume of the bottle is 0.500 liter. how many moles of air are in the bottle? the water bottle contains mole of air.
Answers: 2
If we start with 20 atoms of plutonium – 239, how many would remain after 48,240 years?...
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