The correct coefficients needed to balance the following reaction are: ___ PbI2 + ___ ZnS → ___ PbS + ___ZnI2 a) 1, 2, 2, 1

Question

The correct coefficients needed to balance the following reaction are:
___ PbI2 + ___ ZnS → ___ PbS + ___ZnI2
a) 1, 2, 2, 1
b) 1, 1, 1, 1
c) 1, 1, 2, 2
d) 2, 1, 1, 2

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bonexptip 6 months 2021-07-12T10:19:18+00:00 1 Answers 0 views 0

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    2021-07-12T10:20:42+00:00

    I think the correct answer is c if not it’s d

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