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Author Question: When 31.2 mL of 0.500 M AgNO3 is added to 25.0 mL of 0.300 M NH4Cl, how many grams of AgCl are ... (Read 515 times)

kwoodring

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on: Aug 27, 2018
When 31.2 mL of 0.500 M AgNO3 is added to 25.0 mL of 0.300 M NH4Cl, how many grams of AgCl are formed? AgNO3(aq) + NH4Cl(aq)  AgCl(s) + NH4NO3(aq)
 
  A) 1.07 g
  B) 2.24 g
  C) 3.31 g
  D) 6.44 g

Question 2

131I has a half-life of 8.04 days. Assuming you start with a 1.03 mg sample of 131I, how many mg will remain after 13.0 days?
 
  A) 0.326
  B) 0.268
  C) 0.422
  D) 0.0781
  E) 0.336


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bigcheese9

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

A

Answer to Question 2

E


kwoodring

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Reply 2 on: Aug 27, 2018
Great answer, keep it coming :)

peter

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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