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Chemistry, 29.01.2021 18:50 xxtonixwilsonxx
Sodium-24 has a half-life of 15 hours. What mass in grams of Na-24 will remain in an 18.0 g sample after 90 hours?
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Sodium-24 has a half-life of 15 hours. What mass in grams of Na-24 will remain in an 18.0 g sample a...
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