1.

The chemical composition of Chlorinated Copperas i?

A. Fe<sub>2</sub> (SO<sub>4</sub>)<sub>3</sub> + FeCl<sub>3</sub>
B. FeSO<sub>4</sub>.9H<sub>2</sub>O
C. FeSO<sub>4</sub>.18H<sub>2</sub>O
D. Fe<sub>2</sub> (SO<sub>4</sub>)<sub>3</sub>
Answer» B. FeSO<sub>4</sub>.9H<sub>2</sub>O


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