Question
Balance the following equations and add state symbols where indicated.
(a) ___ Mg + ___ O₂ → ___ MgO (1) (b) ___ HCl(aq) + ___ CaCO₃() → ___ CaCl₂(aq) + ___ H₂O() + ___ CO₂(___) (2)
3 marks · take your time before peeking.
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Generated by TopMyGrade AI · cross-check official sources before relying on the mark-scheme phrasing.