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Author Question: Sodium-24 has a half-life of 15 hours. How much of a 20 mg sample would remain after two half-lives? ... (Read 120 times)

kamilo84

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on: Aug 27, 2018
Sodium-24 has a half-life of 15 hours. How much of a 20 mg sample would remain after two half-lives?
 
  A) 0 mg
  B) 2 mg
  C) 5 mg
  D) 10 mg

Question 2

The first step in the hydrolysis of fats is splitting them into fatty acids and
 
  A) methanol.
  B) ethanol.
  C) fructose.
  D) glycerol.


lin77x

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  • Posts: 326
Reply #1 on: Aug 27, 2018
Answer to Question 1

C

Answer to Question 2

D


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