Question

Which substance is a binary acid?

1,)hydrochloric acid
2.)phosphoric acid
3.)nitrous acid
4.)sulfuric acid

Answer 1

1. Hydrochloric acid

Step-by-step explanation:

Hydrochloric acid

Answer 2

4)

Step-by-step explanation:

formula:H2 SO4

there are 2 H+ ions in 1 molecule of sulfuric acid

thus it has a basicity of 2