Phosphorus-32 Has a Half-Life of 14

question 1

Multiple Choice

Phosphorus-32 has a half-life of 14.3 days.How many grams remain from a 10.0 gram sample after 30.0 days?

• A)2.34 g
• B)7.18 g
• C)4.64 g
• D)0.340 g
• E)3.59 g

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