Question

what is the chemical formula of 1) copper hydroxide 2)aluminium chloride 3)calcium sulphate 4)sodium carbonate​

Answer 1

Answer:

1) copper hydroxide - Cu(OH)2

2) alluminium chloride - AICI 3

3) calcium sulfate - CaSo 4

4) sodium carbonate - Na 2 Co 3

Explanation:

note all the numbers given should be written in such a way that they are at the lowest part of the word