A 332.8mL sample of 0.4085M hydrofluoric acid is titrated by 0.7867M strong base; What is the pH after 42.61 mL of strong base has been added?

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A 332.8 mL sample of 0.4085 M hydrofluoric acid is titrated by 0.7867 M strong base. What is the pH after 42.61 mL of strong base has been added?
Transcribed Image Text:A 332.8 mL sample of 0.4085 M hydrofluoric acid is titrated by 0.7867 M strong base. What is the pH after 42.61 mL of strong base has been added?
Expert Solution
Step 1: Interpretation of datas :

bold italic G bold italic i bold italic v bold italic e bold italic n bold space bold comma
V o l u m e space o f space s m a p l e space o f space H F space equals space 332.8 space m L
M o l a r i t y space o f space H F space equals space 0.4085 space M
M o l a r i t y space o f space s t r o n g space b a s e space equals space 0.7867 space M
V o l u m e space o f space s t r o n g space b a s e space equals space 42.61 space m L
bold italic O bold italic b bold italic j bold italic e bold italic c bold italic t bold italic i bold italic v bold italic e bold space bold colon
C a l c u l a t e space p H space

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