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Which of the following is/are weak acid(s)? HCl,CH_3 COOH,H_2 SO_4,HNO_3,H_2 CO_3,H_2 SO_3
Question

Which of the following is/are weak acid(s)?
HCl,CH_3 COOH,H_2 SO_4,HNO_3,H_2 CO_3,H_2 SO_3

A.

CH_3 COOH,H_2 CO_3

B.

CH_3 COOH,H_2 SO_4,HNO_3,H_2 CO_3

C.

H_2 SO_4,HNO_3,H_2 CO_3

D.

HCl,CH_3 COOH,H_2 SO_4

Correct option is A

The correct answer is (a) CH_3 COOH,H_2 CO_3

CH_3 COOH,H_2 CO_3 is acetic acid.

Explanation:

  • Acetic acid is also known as ethanoic acid, ethylic acid, vinegar acid, and methane carboxylic acid.
  • It's the main component of vinegar, which is typically 4–18% acetic acid by volume.
Acetic acid is a colorless, acidic liquid with a strong vinegar-like odor:
  • Chemical formula:CH₃COOH
  • Boiling point:117.9 °C
  • Melting point:16.6 °C
  • Molar mass:60.05 g/mol
  • Density:1.05 g/cm

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