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Sodium-24 has a half-life of 15 hours. after 45 hours, how much sodium-24 will remain of an original 50.0-g sample? 5.56 g 6.25 g 16.7 g 25.0 g

2 Answers

9 votes

Answer:

its b

Step-by-step explanation:

trust

User Adam Schiavone
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9 votes

Answer:

6.25 gm

Step-by-step explanation:

1 /2 * 1/2 * 1/2 = 1/8th of the original

50/8 = 6.25 gm

User StockB
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4.5k points