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Calculate the Ph of: A buffer that is prepared with acetic acid (CH3COOH) at 0.12M and sodium acetate (CH3COONa) at 0.11M. The acid constant is Ka = 1.38 x 10-4.
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Calculate the Ph of:

A buffer that is prepared with acetic acid (CH3COOH) at 0.12M and sodium acetate (CH3COONa) at 0.11M.
The acid constant is Ka = 1.38 x 10-4.

User Prabhakar
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1 Answer

1 vote

Answer:

pH= 3.82

Step-by-step explanation:

Sodium ethanoate or sodium acetate (CH3COONa) ionises completely.

Ethanoic acid or acetic acid (CH3COOH), ionises partially because it is a weak acid.

Calculate the Ph of: A buffer that is prepared with acetic acid (CH3COOH) at 0.12M-example-1
User Runofthemillgeek
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