Use app×
Join Bloom Tuition
One on One Online Tuition
JEE MAIN 2025 Foundation Course
NEET 2025 Foundation Course
CLASS 12 FOUNDATION COURSE
CLASS 10 FOUNDATION COURSE
CLASS 9 FOUNDATION COURSE
CLASS 8 FOUNDATION COURSE
0 votes
8.6k views
in Chemistry by (83.6k points)

What amount of solid sodium acetate be added into 1 litre of the 0.1 M CH3COOH solution so that the resulting solution has pH almost equal to pKa (CH3COOH) = 4.74 

(a) 12 gm 

(b) 5 gm 

(c) 10 gm 

(d) 14.924 gm. 

1 Answer

+1 vote
by (66.9k points)
selected by
 
Best answer

Correct option (d) 14.924 gm.  

Explanation:

Since the resulting solution be acidic buffer, one may use Henderson equation. 

Let n mol of CH3COONa be added to do so 

Welcome to Sarthaks eConnect: A unique platform where students can interact with teachers/experts/students to get solutions to their queries. Students (upto class 10+2) preparing for All Government Exams, CBSE Board Exam, ICSE Board Exam, State Board Exam, JEE (Mains+Advance) and NEET can ask questions from any subject and get quick answers by subject teachers/ experts/mentors/students.

Categories

...