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March 25, 2017

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A solution of volume 0.500 L contains 1.70g NH3 and 4.15g (NH4)2SO4. What is the pH of this solution?

Answer obtained was 9.76, however it states that it is slightly off...

  • CHEM 102 - ,

    I get 9.76 also using 1.8E-5 for Kb. Use the Kb found in your text or notes. Watch the number of significant figures and rounding.

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