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Calculate the pH of the buffers prepared in the following ways: A. By mixing 50.00 mL of...

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Chemistry

Calculate the pH of the buffers prepared in the followingways:

A. By mixing 50.00 mL of 0.200 M ammonium nitrate, NH4NO3, with25.00 mL 0.200 M NaOH

B. By neutralizing half of the acid in 100.00 mL of 0.200 Mammonium nitrate solution with 1.0 M NaOH

C. By mixing 60.00 mL of 0.400 M sodium formate (NaCHOO) with40.00 mL 0.360 M HCl

D. By mixing 80.00 mL of 1.00 M NH3 with 40.00 mL of 1.00 MHCl

E. By mixing equal volumes of 1.00 M NH3 and 0.50 M HCl

Answer & Explanation Solved by verified expert
4.3 Ratings (892 Votes)
NH4NO3 NAOH NH3NO3Na H2O subtract lowest mmol 10mmol 5mmol 5mmol left 0mmol left 5mmol for NH3NO3NA PH PKA logbaseacid 41 log55 41 b since neutralizes half the acid it is 12 volume    See Answer
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