Question

If a solid contains some particles that melt at 50°C and other particles that melt at 110°C, what must be true about the solid? A. The solid is a mixture. B. The solid is a pure substance. C. The solid is an element. D. The solid has three boiling points.

Answer 1

Answer:

a. solid is a mixture

Explanation:

this is because solid has different types of particles