Assign oxidation numbers to each atom in sodium hydrogen carbonate,NaHCO3?
A) Na = +1,H = -1,C = +6,O = -2
B) Na = +1,H = +1,C = +4,O = -2
C) Na = +1,H = -1,C = +2,O = -2
D) Na = -1,H = +1,C = 0,O = -2
E) Na = 0,H = 0,C = 0,O = 0
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