Chemistry, 24.01.2020 20:31 hdjsjfjruejchhehd
Determine the ph at the equivalence point for the titration of 40.0 ml of 0.1 m hno2 by 0.200 m koh? (the pka of nitrous acid is 3.36.)
Answers: 2
Chemistry, 22.06.2019 16:50
Which of the following is an indication that a substance has undergone a chemical change? a. no new product has been formed. b. the color of the substance has not changed. c. the original constitute has not changed. d. the molecular structure has changed.
Answers: 1
Chemistry, 23.06.2019 01:00
You wish to prepare a buffer consisting of acetic acid and sodium acetate with a total acetic acetate plus acetate concentration of 250 mm and a ph of 5. what concentrations of acetic acid and sodium acetate should you use
Answers: 1
Determine the ph at the equivalence point for the titration of 40.0 ml of 0.1 m hno2 by 0.200 m koh?...
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