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A Sample of Has an Original Mass of 57

Question 12

Multiple Choice

A sample of A sample of has an original mass of 57.3 mg,and after 24.0 hours the sample mass is 15.6 mg.1.88 half-lives correspond to 27.2% of the sample remaining.What is the half-life of ? A) 6.53 hr B) 12.3 hr C) 12.8 hr D) 24.0 hr E) 45.1 hr has an original mass of 57.3 mg,and after 24.0 hours the sample mass is 15.6 mg.1.88 half-lives correspond to 27.2% of the sample remaining.What is the half-life of A sample of has an original mass of 57.3 mg,and after 24.0 hours the sample mass is 15.6 mg.1.88 half-lives correspond to 27.2% of the sample remaining.What is the half-life of ? A) 6.53 hr B) 12.3 hr C) 12.8 hr D) 24.0 hr E) 45.1 hr ?


A) 6.53 hr
B) 12.3 hr
C) 12.8 hr
D) 24.0 hr
E) 45.1 hr

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