Study Guide for Unit 7 and 8 Test (Extra Credit)

Front

What are the predicted products of the reaction: Cl₂ (g) + KBr (aq)?

Back

KCl + Br₂

Front

Which of the following is an acid?

Back

Orange juice is an acid.

Front

What is the best way to increase the solubility of sugar in water?

Back

Heating the water up increases the solubility.

Front

How do you calculate the total number of moles of solute in a solution?

Back

Moles = Molarity × Volume (in liters). For 0.250 L of 6.0 M HBr, it is 1.50 moles.

Front

What does the activity series measure?

Back

The tendency of a substance to form cations for metals and anions for nonmetals.

Front

What is the definition of a solute?

Back

A solute is a substance that is dissolved in a solvent to form a solution.

Front

What is the definition of a solvent?

Back

A solvent is a substance that dissolves a solute, resulting in a solution.

Front

What is the pH range of acids?

Back

The pH range of acids is less than 7.

Front

What is the pH range of bases?

Back

The pH range of bases is greater than 7.

Front

What is the formula for calculating molarity?

Back

Molarity (M) = Moles of solute / Volume of solution in liters.