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SO3 is NOT directly dissolved in water in the p... - JAMB Chemistry 1994 Question

SO3 is NOT directly dissolved in water in the preparation of H2SO4 by the contact process because?
A
the reaction between SO3 and water is violently exothermic
B
acid is usually added to water and never water to acid
C
SO3 does not dissolve in water readily
D
SO3 is an acid gas
correct option: a
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