6) In a titration experiment, a student finds that 25 mL of NaOH solution are needed to neutralize 0.6 g of K2HPO4. What is the concentration (in ppm) of the NaOH solution?

Chemistry: The Molecular Science
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Author:John W. Moore, Conrad L. Stanitski
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Chapter3: Chemical Reactions
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Problem 151QRT: A mountain lake that is 4.0 km × 6.0 km with an average depth of 75 m has an H+(aq) concentration of...
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5) How would you prepare 100 mL of a 2 x 10° ppm NaOH solution?
6) In a titration experiment, a student finds that 25 mL of NaOH solution
are needed to neutralize 0.6 g of K2HPO4. What is the concentration (in
ppm) of the NaOH solution?
7 Calculate the volume required to prenare 500 ml of 2500 pnm HCL
Transcribed Image Text:5) How would you prepare 100 mL of a 2 x 10° ppm NaOH solution? 6) In a titration experiment, a student finds that 25 mL of NaOH solution are needed to neutralize 0.6 g of K2HPO4. What is the concentration (in ppm) of the NaOH solution? 7 Calculate the volume required to prenare 500 ml of 2500 pnm HCL
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