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$_3$ is not dire...

SO $_3$ is not directly dissolved in water in the industria...

SO $_3$ is not directly dissolved in water in the industrial preparation of H $_2$ SO $_4$ by the contact process because

A.

SO $_3$ is an acidic gas

B.

Acid is usually added to water and not water to acid

C.

The reaction between SO $_3$ and water is violently exothermic

D.

SO $_3$ does not dissolve readily in water

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Correct answer is C

No explanation has been provided for this answer.

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