Name: ______Period: ______Date: ______

Solutions Overview

For the following, use the water notes, solutions vocabulary, and the factors affecting solubility and rates of reactions notes.

How Solutions Form

  1. What is a solution? ______.
  1. In a solution, the substance being dissolved is the ______. The other

substance, which is doing the dissolving, is the ______.

  1. When salt dissolves in water, the ______ends of the water molecules are attracted to the negative chloride ion.
  1. Why does stirring speed up the dissolving of a solid in liquid?
  1. Why does grinding up a solid into smaller pieces speed up the dissolving of a solid in liquid?
  1. You can make most solids dissolve faster in a liquid by ______the temperature.
  1. What effect does stirring have on a gas dissolved in a liquid?
  1. You can make most gases dissolve faster in a liquid by ______the temperature.
  1. Explain why a bottle of soda fizzes when you first open it. (How is pressure affecting the solubility of the carbon dioxide gas?) ______

______

______

Solubility & Concentration

  1. The solubility of a substance is the maximum amount of ______that will dissolve in a certain amount of solvent at a given temperature.
  1. A solution with the maximum amount of solute in it is said to be ______. A solution where one can still add solute and have it dissolve is said to ______.
  1. If a solution is saturated, what would happen if you added more solute to the solution?______
  1. What happens to the solubility of a solid in water as temperature increase? ______
  1. A solution that can dissolve more solute is called an ______solution.
  1. A solution that contains more solute than it can really hold is said to be ______.
  1. You have a flask containing a solution NaCl (salt) What could you do to determine whether the solution is saturated or unsaturated? ______

______

Particles in Solution

  1. The ______of ions in a water solution determines how much electric current the solution can conduct.
  1. Water that contains dissolved ______can conduct electricity.
  1. Substances that can conduct an electric current when dissolved in water are called.
  1. A colligative property of a solution, such as freezing point and boiling point, depends on the number of the dissolved solute particles. Adding a solute to a solvent causes its freezing point to go ______and boiling point to go ______. (up or down)