Determine the ph of a buffer formed by mixing
1. Determine the pH of a buffer that is 0.18 M in sodium lactate and 0.30 M in lactic acid. 2. Determine the pH of a buffer formed by mixing 60. mL of 0.11M lactic acid with 88 mL of 0.26 M sodium lactate.
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An unusual category of acids known as super acids, which are defined as any acid stronger than 100% sulfuric acid, can be prepared by seemingly simple reactions similar to the one below.
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Determine the pH of a solution prepared by mixing the 15 mL of 0.1M NaOH and 30 mL of 0.1 M benzoic acid solution. (Benzoic acid is monophonic; its dissociation constant is 6.5 x10-5)
Determine the pH of a buffer that is 0.18 M in sodium lactate and 0.30 M in lactic acid. Determine the pH of a buffer formed by mixing 60. mL of 0.11M lactic acid with 88 mL of 0.26 M sodium lactate.
The manufacturer of the patent medicine claimed that it was 90% effectice in relieving an allgery for a period of 8 hours. In a sample of 200 people who had the allergy, the medicine provided relief for 170 people. Determine if the manufacturer's
A buffer solution which is having 0.19 mol of sodium acetate and 0.19 mol of acetic acid in the 1.90 L. Determine the pH of this buffer? Determine the pH of the buffer after the addition of 0.09 mol of KOH?
Assume the correlation coefficient between the SAT verbal score and IQ is r=+.50. What z score on the SAT verbal test do you predict for someone whose z score on IQ is (a) +3.00? (b) -2.00? (c) 0.00? (d) -1.00? (e) +1.00? and (f) -0.50?
Determine the numbers of milliliters of 0.0620M NaOH are needed to titrate each of the following solutions to the equivalence point?
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