What is the oxidation number of each nitrogen atom (N) in calcium nitrate (Ca(NO3)2)? (3 points) +2 +3 +5 +6

Question

What is the oxidation number of each nitrogen atom (N) in calcium nitrate (Ca(NO3)2)? (3
points)
+2
+3
+5
+6

in progress 0
Khang Minh 4 years 2021-08-31T13:01:24+00:00 1 Answers 12 views 0

Answers ( )

  1. diemthu
    0
    2021-08-31T13:03:19+00:00
    Reply

    yes 5a is equal to 81 for fraction equally

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Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )