Question 12

a is not a mixture.

a)colloid

b)compound

c)suspension

d)solution

compound (I think)

Explanation:

A compound is not a mixture because a mixture contains two or more substances that are not chemically bonded together. A compound are two or more atoms chemically bonded together.

B) Compound is not a mixture.

Explanation:

In science, a mixture is a material comprised of at least two unique substances that are physically joined. It is the physical mix of at least two substances in which the characters are held and are blended as the solution, suspension, and colloids.  

They are one result of precisely mixing or blending concoction substances, for example, components and mixes, without compound holding or other synthetic change. So, every fixing substance holds its very own synthetic properties and features.

solvent

happy to

pls mark as brainliest

i think its the first one