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Which one of the following is a tribasic acid?

Options

  1. AHydrochloric acid
  2. BNitric acid
  3. CSulphuric acid
  4. DPhosphoric acid

Correct answer

D. Phosphoric acid

Step-by-step solution

A tribasic acid has three replaceable hydrogen atoms to donate to a base during an acid-base reaction. Phosphoric acid is a tribasic acid.

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