Ответ:
а) HNO3, H2SO4, H3PO4
б) H2SO4+2Na = Na2SO4+H2
H2SO4+Na2O = Na2SO4+H2O
H2SO4+2NaOH = Na2SO4+H2O
Na2CO3 + H2SO4 = Na2SO4 + CO2 + H2O
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Verified answer
Ответ:
а) HNO3, H2SO4, H3PO4
б) H2SO4+2Na = Na2SO4+H2
H2SO4+Na2O = Na2SO4+H2O
H2SO4+2NaOH = Na2SO4+H2O
Na2CO3 + H2SO4 = Na2SO4 + CO2 + H2O