Question

When two substances that cannot dissolve each other are mixed, a

mixture is formed.

A heterogeneous mixture that has very small dispersed particles and stays mixed for a long time is a
.

A heterogeneous mixture that has larger dispersed particles that settle over time is a
.

Answer 1

The heterogeneous mixture that has very small dispersed particles and stays mixed for a long time is colloid. Because colloid has particles that are small enough to suspended but are as large that they can scatter light.

Answer 2

1. heterogeneous

2. colloid

3. suspension