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Olympiad workbook

Exam: Olympiad workbook
Subject: NSEC
Chapter: Some Basic Concepts of Chemistry

Olympiad workbook · NSEC · Some Basic Concepts of Chemistry

When 0.805 g of the potassium salt (CH_2)_ n (COOK)_2 of a dibasic...

When 0.805 g of the potassium salt \left(\mathrm{CH}_2\right)_{\mathrm{n}}(\mathrm{COOK})_2

of a dibasic organic acid was reduced, 0.323 g of potassium was obtained. Molar mass of the acid is

Options

A $194$
B $116$
C $118$
D $156$

Correct answer

C. $118$

Step-by-step solution

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