Question

a. Why can’t we use H2SO4 instead of HCl on marble to prepare CO2?

b. Write two balanced equations to show:

i. Hydrogen reacts with chlorine.

ii. Hydrogen reacts with sulphur​

Answer 1

Answer:

Answer. Dilute sulfuric acid is not used to form carbon dioxide because the calcium sulfate that is formed is insoluble in water and forms a layer on the marble thus preventing any more marble to come in contact with the acid.

Explanation:

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