Question

3Which one of the following is an example of a double decomposition reaction as well as precipitation reaction? Given that reactants are taken in aqueous solution

(a) NaOH + HCl-NaCl + H₂O

(b) FeS + H₂SO4 FeSO4 + H₂S (c) BaCl₂ + Na₂SO4 → BaSO4 + 2 NaCl

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(d) 2 NaOH + H₂SO4- → Na₂SO4 + 2 H₂O​

Answer 1

Answer:

adding

Explanation: