GCA PS SPS5&6 Matter and Solutions Review

Front

What is pressure in a gas?

Back

Pressure is the force exerted by gas particles colliding with the walls of their container. It is measured in units such as atmospheres (atm) or pascals (Pa).

Front

Which state of matter takes both the shape and volume of its container?

Back

Gas.

Front

What does a pH indicator do?

Back

A pH indicator changes color based on the acidity or alkalinity of a solution, helping to determine its pH level.

Front

What is the pH range for acidic substances?

Back

The pH range for acidic substances is from 0 to 6.

Front

What is the pH of a neutral solution?

Back

The pH of a neutral solution is 7.

Front

What is the most acidic substance among hydrochloric acid, cabbage, and milk?

Back

Hydrochloric acid.

Front

How many grams of CaCl2 are soluble in 100 g of water at approximately 17 ºC?

Back

70 grams.

Front

What is the definition of solubility?

Back

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

Front

What is the difference between a solute and a solvent?

Back

A solute is the substance that is dissolved, while a solvent is the substance that does the dissolving.

Front

What is an example of a gas?

Back

Oxygen (O2) is an example of a gas.