Write the formula for: Ammonium dichromate

What is formula for ammonium carbonate?

Ammonium chromate, (NH4)2CrO4NH42CrO4 , contains what percent nitrogen by mass? 36.8%36.8% 32.0%32.0% 9.21%9.21% 18.4%18.4% 11.9%11.9%

The chemical formula of ammonia is NH3. Draw the particle diagram of ammonia

Ammonium dichromate is heated to produce a green residue, the oxidation state of Cr in the residue is +x then x is -

Give the formula of ammonium sulfate.(NH4)2SO3NH4SO4(NH4)3SO4(NH4)2SO4(NH4)2(SO4)2