Trial 1: Initial pH= 3.92mL Mass of KHP and Paper= 0.868g Mass of paper= 0.357g Mass of KHP= 0.511g Trial 2: Initial pH= 4.09ml Mass of KHP and Paper= 0.870g Mass of paper= 0.359g Mass of KHP= 0.511g 1) find Ka and use the value of Ka to calculate the initial pH of each trial 2) calculate Kb for the C8H4O4^-2 anion from the value of Ka that you obtained for KHP.
Trial 1: Initial pH= 3.92mL Mass of KHP and Paper= 0.868g Mass of paper= 0.357g Mass of KHP= 0.511g Trial 2: Initial pH= 4.09ml Mass of KHP and Paper= 0.870g Mass of paper= 0.359g Mass of KHP= 0.511g 1) find Ka and use the value of Ka to calculate the initial pH of each trial 2) calculate Kb for the C8H4O4^-2 anion from the value of Ka that you obtained for KHP.
Living By Chemistry: First Edition Textbook
1st Edition
ISBN:9781559539418
Author:Angelica Stacy
Publisher:Angelica Stacy
ChapterU4: Toxins: Stoichiometry, Solution Chemistry, And Acids And Bases
SectionU4.17: Heartburn: Acids And Bases
Problem 2E
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Question
Trial 1:
Initial pH= 3.92mL
Mass of KHP and Paper= 0.868g
Mass of paper= 0.357g
Mass of KHP= 0.511g
Trial 2:
Initial pH= 4.09ml
Mass of KHP and Paper= 0.870g
Mass of paper= 0.359g
Mass of KHP= 0.511g
1) find Ka and use the value of Ka to calculate the initial pH of each trial
2) calculate Kb for the C8H4O4^-2 anion from the value of Ka that you obtained for KHP.
Transcribed Image Text:ph vs. buret reading
15
10
30
40
50
10
buret reading
20
yd
Transcribed Image Text:ph vs. buret reading
15
10
10
30
40
buret reading
50
20
5
yd
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