Ответ:
Na + 2S + 4H + NO3 = 2Na + NO3 + H2S
2S + 4H = H2S
K2 + CO3 + 2H + 2CL = 2K + 2CL + CO2 + H2O
CO3 + 2H = CO2 + H2O
2Na + OH + H2 + SO = Na + 2SO + 2H2O
OH + H2 = 2H2O
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Ответ:
Na + 2S + 4H + NO3 = 2Na + NO3 + H2S
2S + 4H = H2S
K2 + CO3 + 2H + 2CL = 2K + 2CL + CO2 + H2O
CO3 + 2H = CO2 + H2O
2Na + OH + H2 + SO = Na + 2SO + 2H2O
OH + H2 = 2H2O