8.08: Solutions Chemistry

Multiple Choice

Which of the following is a physical change?

• A nail rusting.
• Wood burning.
• Vinegar and baking soda mixing together to create a gas.
• Tearing a piece of paper into two pieces.

Multiple Choice

Which of the following is an example of a chemical change?

• Ice melting.
• Steam leaving a hot tub.
• A nail rusting.
• Water freezing into ice.

Multiple Choice

Elements found along the steplike like are referred to as

• nonmetals

• metals

• metalloids

Multiple Choice

Exothermic reactions...

• Absorb energy
• Release energy
• Release Color
• Absorb Color

Multiple Choice

Are the products or reactants of this reaction storing more energy in their chemical bonds?

• Both storing the same

• No way to tell

• Products

• Reactants

Multiple Choice

What type of reaction is this?

• Exothermic

• Endothermic

• Energy Producing

• No way to tell

Multiple Choice

A substance that conducts an electrical current when dissolved in water is called

• catalyst

• metalloid

• electrolyte

• nonelectrolyte