SilverShroud9140 SilverShroud9140

09-01-2020
Chemistry

contestada

What's the formula for a reagent which will dissolve FeSbut
not CoS. Also what's the formula of a reagent which willdissolve
Co(OH)2 but not Al(OH)3.

Respuesta :

edmundodjegba edmundodjegba

09-01-2020

Answer:

The formula for the reagent that will dissolve FeS but not CoS is aqueous Hydrochloric Acid (HCL).

The reagent that will dissolve Co(OH)2 but not Al(OH)3 is excess acetic acid CH3COOH and Pottasium trioxonitrate KNO2.

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