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Question:
A 1.0 L solution is prepared by dissolving 2.0 g of benzoic acid and 4.0 g of sodium benzoate in water. The pH of the resulting solution is _______. (rounded off to one decimal place)
Given: Molar mass of benzoic acid is 122 g molโ1
Molar mass of sodium benzoate is 144 g molโ1
p๐พa of benzoic acid is 4.2
A 1.0 L solution is prepared by dissolving 2.0 g of benzoic acid and 4.0 g of sodium benzoate in water. The pH of the resulting solution is _______. (rounded off to one decimal place)
Given: Molar mass of benzoic acid is 122 g molโ1
Molar mass of sodium benzoate is 144 g molโ1
p๐พa of benzoic acid is 4.2
Given: Molar mass of benzoic acid is 122 g molโ1
Molar mass of sodium benzoate is 144 g molโ1
p๐พa of benzoic acid is 4.2
Updated On: Oct 1, 2024
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Correct Answer: 4.4 - 4.5
Solution and Explanation
The correct answer is: 4.4 to 4.5 (approx).
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