Substances are given: calcium oxide, hydrochloric acid, calcium, copper, sodium hydroxide
May 28, 2021 | education
| Substances are given: calcium oxide, hydrochloric acid, calcium, copper, sodium hydroxide. Which of these substances will interact with sulfuric acid?
СаО + H2SO4 = CaSO4 + Н2О.
Са + H2SO4 = CaSO4 + Н2↑.
2NaOH + H2SO4 = Na2SO4 + Н2↑.
Cu + 2H2SO4 = CuSO4 + SO2↑ + Н2O.
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