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Author Question: How much NaOH is present in a 250. mL sample of a 5.00 (w/v) solution? A) 5.00 g B) 10.0 g C) ... (Read 78 times)

lb_gilbert

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on: Aug 27, 2018
How much NaOH is present in a 250. mL sample of a 5.00 (w/v) solution?
 
  A) 5.00 g
  B) 10.0 g
  C) 12.5 g
  D) 25.0 g
  E) 250 g

Question 2

What volume (in mL) of 0.0887 M MgF2 solution is needed to make 275.0 mL of 0.0224 M MgF2 solution?
 
  A) 72.3 mL
  B) 91.8 mL
  C) 10.9 mL
  D) 69.4 mL
  E) 14.4 mL


chloejackso

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

C

Answer to Question 2

D


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lb_gilbert

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Reply #2 on: Aug 27, 2018
Both answers were spot on, thank you once again


chloejackso

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Reply #3 on: Aug 27, 2018
Great! Please up vote :D


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