Unit 4 Review HSPS

Front

What is the solubility of KNO3 at 37 degrees Celsius?

Back

60g of KNO3 can be fully dissolved at 37 degrees Celsius.

Front

What does an Arrhenius base do in a solution?

Back

An Arrhenius base produces hydroxide ions in a solution.

Front

What is the saturation level of Ce2(SO4)3 at 80 degrees Celsius?

Back

2g of Ce2(SO4)3 is saturated at 80 degrees Celsius.

Front

What is the term for the little number after an element in a chemical equation?

Back

Subscript.

Front

How many magnesium atoms are present in 10MgCl2?

Back

10 magnesium atoms.

Front

Define solubility.

Back

Solubility is the ability of a substance to dissolve in a solvent at a given temperature and pressure.

Front

What is a solute?

Back

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

Front

What is a solvent?

Back

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

Front

What is the difference between a coefficient and a subscript in a chemical formula?

Back

A coefficient indicates the number of molecules, while a subscript indicates the number of atoms of an element in a molecule.

Front

What is the formula for calculating molarity?

Back

Molarity (M) = moles of solute / liters of solution.