JAMB - Chemistry (2019 - No. 63)
Methane is prepared in the laboratory by heating a mixture of sodium ethanoate with soda lime. The chemical constituent(s) of soda lime is/are
Ca(OH)\(_2\) and NaOH
Na\(_2\)CO\(_3\)
NaCl
NaOH
Vysvětlení
Soda lime is a mixture of caustic soda (NaOH) and lime water (Ca(OH)\(_2\)).