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Author Question: Calculate the maximum concentration (in M) of magnesium ions (Mg+2 ) in a solution that contains ... (Read 102 times)

cmoore54

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on: Aug 27, 2018
Calculate the maximum concentration (in M) of magnesium ions (Mg+2 ) in a solution that contains 0.025 M of CO32-. The Ksp of MgCO3 is 3.5  10-8.
 
  A) 1.8  10-5
  B) 1.4  10-6
  C) 2.8  10-6
  D) 3.2  10-10
  E) 8.1  10-12

Question 2

Determine the mass percent (to the hundredths place) of C in sodium bicarbonate (NaHCO3).
 
  What will be an ideal response?


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fdliggud

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

B

Answer to Question 2

14.30


cmoore54

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Reply 2 on: Aug 27, 2018
Excellent

sultana.d

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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Common abbreviations that cause medication errors include U (unit), mg (milligram), QD (every day), SC (subcutaneous), TIW (three times per week), D/C (discharge or discontinue), HS (at bedtime or "hours of sleep"), cc (cubic centimeters), and AU (each ear).

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