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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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