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Chemistry
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ISBN: 9781305957404
Author: Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher: Cengage Learning
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How many grams of solid potassium hypochlorite should be added to 0.500 L of a 0.273 M hypochlorous acid solution to prepare a buffer with a pH of 6.551 ?
grams potassium hypochlorite = g
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- How many grams of solid potassium fluoride should be added to 1.00 L of a 0.181 M hydrofluoric acid solution to prepare a buffer with a pH of 3.789?grams potassium fluoride = garrow_forwardA buffer solution contains 0.316 M KHCO3 and 0.357 M K₂CO3. If 0.0170 moles of sodium hydroxide are added to 125 mL of this buffer, what is the pH of the resulting solution? (Assume that the volume does not change upon adding sodium hydroxide) pH =arrow_forwardHow many grams of solid ammonium chloride should be added to 2.00 L of a 7.26×10-2 M ammonia solution to prepare a buffer with a pH of 8.710 ? grams ammonium chloride = garrow_forward
- How many grams of solid potassium acetate should be added to 1.50 L of a 0.151 M acetic acid solution to prepare a buffer with a pH of 5.734 ? grams potassium acetate = g.arrow_forwardHow many grams of solid ammonium chloride should be added to 2.00 L of a 0.282 M ammonia solution to prepare a buffer with a pH of 9.990? grams ammonium chloride = garrow_forwardThe acid HX has a pKa of 5.76. What volume, in mL, of a 0.100 M solution of sodium hydroxide needs to be added to 25.00 mL of a 0.100 M solution of the acid solution to make a buffer with a pH of 5.44?arrow_forward
- How many grams of solid ammonium chloride should be added to 2.00 L of a 0.203 M ammonia solution to prepare a buffer with a pH of 8.480 ? grams ammonium chloride = g.arrow_forwardHow many grams of solid sodium cyanide should be added to 1.50 L of a 0.233 M hydrocyanic acid solution to prepare a buffer with a pH of 10.220 ? grams sodium cyanide = g.arrow_forward
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