Answer:
2) coefficient = 1
Subcript for V = 2
Subscript for O = 5
3) coefficient = 4
subscript for K = 2
subscript for C = 1
subsrcipt for O = 3
4) coefficient = 1
subscript for Na = 1
subscript for C = 2
subscript for H = 3
subscript for O = 2
Explanation:
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