In chemistry, a solution is a homogeneous mixture composed of two or more substances. In such a mixture, a solute is a substance dissolved in another substance, known as a solvent.
The order of the answers are as follows:
B
C
D
A
Answer:
The particle theory is used to explain the properties of solids, liquids and gases. The strength of bonds (attractive forces) between particles is different in all three states.
Explanation:
He ^ 2+
Helium has two electrons the 2+ means that it has lost its two electrons leaving it with none.
