SIMPLE chemistry question about naming a compound?!

how would you name the following compounds?!:

1) NaKHPO4
2) H2SO4
3) ZnBr2

Where metals are present, you name them first then name any nonmetal atoms or groups of atoms.

1. Sodium Potasium hydrogenphosphate
2. Sulphuric Acid
3. Zinc bromide

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