ChemistryNon-metals and their compoundsJAMB
Carbon(IV) oxide is prepared in the laboratory by the action of dilute hydrochloric acid on
Show answer
Answer: A. marble chips
CaCO₃ + 2HCl → CaCl₂ + H₂O + CO₂.
An AdmitMe practice question, written for the JAMB syllabus. Not an official past question.