1.

In NH_(4)OH is added to a solution containing Al_(2)(SO_(4))_(2) and MgSO_(4), which of the following will precipitate?

Answer»

`Al(OH)_(3)` only
`Mg(OH)_(2)`only
`Al(OH)_(3)` and `Mg(OH)_(2)`
`Fe^(3+), CR^(3-)`

ANSWER :C


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