Chemistry Review 3rd Trimester 2nd Part

Measure of the acidity or alkalinity (basicity)

• pH

• PhD

• Moles

• Jules

Substances that have a pH value lower than 7.

• Acidic Substance

• Basic Substance

Substances that have a pH value greater than 7.

• Acidic Substance

• Basic Substance

True or False:

Acidic substances have a bitter taste.

• True

• False

Answer explanation

Acidic substances hve a sour taste; meanwhile Basic substances have a bitter state.2

Of the following products select the ones that are acidic substances.

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• 
• 

Answer explanation

Blood is a basic substance

Of the following products select the ones that are basic substances.

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• 
• 
• 

Answer explanation

Cofee is an acidic substance; meanwhile wter is a neutral substance.

Balance the following equations in your notebook, once you are finished write a dot in here and continue.

Balance the following equations in your notebook, once you are finished write a dot in here and continue.

Balance the following equations in your notebook, once you are finished write a dot in here and continue.

Which of the following factors doesn't affect the reaction rate?

• Temperature

• Light

• Surface

• Audibility

Answer explanation

The ones that affect the reaction rate are:

- Temperature

- Surface Area of Reactants

- Concentration of Reactants

- Presence of a Catalyst

- Light