Melting point of a substance is what kind of property? O extensive
O intensive
O chemical
O commercial

A physical property is a characteristic of matter that is not associated with a change in its chemical composition. Familiar examples of physical properties include density, color, hardness, melting and boiling points, and electrical conductivity. Therefore the answer is chemical.

Explanation:

Brainliest?

answer; the numbers of valence electrons in the acetic acid molecule (ch3co2h) is 24;