Problem: What is the oxidation number of each atom in ammonium hydrogen phosphate, (NH4)2HPO4?  a. N = -3, H = +1, P = +5, O = –2 b. N = +3, H = +1, P = +5, O = –2 c. N = +4, H = +1, P = +6, O = –2 d. N = –3, H = +1, P = +8, O = –2 e. N = -3,  H = -1,  P =+8,  O = -2  

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What is the oxidation number of each atom in ammonium hydrogen phosphate, (NH4)2HPO4

a. N = -3, H = +1, P = +5, O = –2

b. N = +3, H = +1, P = +5, O = –2

c. N = +4, H = +1, P = +6, O = –2

d. N = –3, H = +1, P = +8, O = –2

e. N = -3,  H = -1,  P =+8,  O = -2

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