Question

Give any two reasons to support hydrochloric acid is compound and not a element.

Answer 1

1)Hydrochloric acid contains 1 Hydrogen and 1 Chlorine =HCL= 1 + 35.5= 36/5u
2)As we know that, A compound is a molecule made of atoms from different elements. 
Example: Hydrogen and Chlorine
If u like it please make it BRAINLIEST

Answer 2

1. water is made up of two elements in a fixed ratio

2. water has totally different properties from the two elements

3. its constituents can be separated only by chemical or electrochemical reactions

4. water is formed by reaction between hydrogen and oxygen.