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Question
Which of the following is an oxidation-reduction reaction?
A) CaCl2 + Na2SO4-> CaSO4 + 2NaCl
B) KOH + HNO3-> H2O + KNO3
C) N2 + O2 -> 2NO
D) AgNO3 + NaCl -> AgCl + NaNO3
E) Al2(SO4)3 + 6KOH -> 2Al(OH)3 + 3K2SO4
Answer
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