1.

For the line water test , if the observation are positionfor the unknown sample , then which of the followingconclassion (s) is /areincorrect?

Answer»

sample has only `NO_(2)`
sample has only ` SO_(3)`
sample has only `CO_(2) and SO_(2)`
sample has `H_(2)S`

Solution :EITHER `CO_(2) or SO_(4) or (CO_(2) + SO_(2))` can giveline water TEST


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