1.

In hydrosufite bleching Zn+2SO2andrarr; __________

A. ZnSO<sub></sub>
B. Zn S<sub>2</sub>O<sub>4</sub>
C. Zn<sub>2</sub>SO<sub>4</sub>
D. ZnS<sub>2</sub>O<sub>4</sub>
Answer» C. Zn<sub>2</sub>SO<sub>4</sub>


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