As a result of which reaction is salt formed: sodium sulfide + hydrochloric acid, calcium + water, copper oxide
| December 3, 2020 | education
As a result of which reaction is salt formed: sodium sulfide + hydrochloric acid, calcium + water, copper oxide + hydrogen, malachite heating?
sodium sulfide + hydrochloric acid = gas and salt
calcium + water = base and gas
copper oxide + hydrogen = simple matter and water
malachite (heating) = oxide, water and gas
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