The following salts will produce a gas on reacting with hydrochloric acid except? by Sunday | Aug 22 | Chemistry WAEC | 0 comments A. CuSO4 B. CaCO3 C. FeS D. Na2SO3 E. K2CO3 Correct Answer: Option A – CuSO4 Users Also Read These:Which of the following salts can be prepared by…When a solution of ammonium trioxocarbonate (IV) is…What volume of oxygen will remain after reacting 8cm…The rate of production of hydrogen gas from the…A hydrogen chloride gas reacted with oxygen gas to…