which of these is a base? ○ vinegar ○ hcl ○ hno₃ ○ ammonia

QUESTION IMAGE

Question

which of these is a base?
○ vinegar
○ hcl
○ hno₃
○ ammonia

Explanation:

Brief Explanations

Vinegar is acetic acid (CH₃COOH), HCl (hydrochloric acid) and HNO₃ (nitric acid) are acids. Ammonia (NH₃) can accept a proton (H⁺) in aqueous solution, so it is a base.

Answer:

ammonia