Which of the following equations represents a redox react...
Which of the following equations represents a redox reaction?
HNO3(aq)+NaOH(aq)→NaNO3(aq)+H2O(l)
AgNO3(aq)+KCl(aq)→AgCl(s)+KNO3(aq)
CaCO3(s)→CaO(s)+CO2(g)
2H2S(s)+SO2(g)→2HO2+3S(g)
Correct answer is D
No explanation has been provided for this answer.
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