Question

ph, acids and bases quick check
how are acids and protons related? (1 point)
acids are substances that contain fewer protons than bases.
an acid can accept a proton from a base when they react.
an acid can donate protons to a base when they react.

Explanation:

According to the Brønsted - Lowry theory, acids are proton - donors in acid - base reactions. They release or donate hydrogen ions (protons) to bases.

Answer:

An acid can donate protons to a base when they react.