Question

WRITE THE FORMULAS FOR THE COMPOUNDSCobalt(II) Bromide Heptahydrate

Answer 1

.ANSWER

`\text{CoBr}_2.7H_{2_{}}O`

Explanation

From the question given, you were asked to name a compound

Cobalt (II) Bromide Heptahydrate

The heptahydrate in the compound means it has 7 molecules of water

Therefore, the chemical formula can be written below as

`\text{CoBr}_2.7H_2O`