1. Salad cream separates out into two layers
False.
The right answer is…..
Salad cream is an emultion so it doesn´t separate out into two layers.

2. A foam is a mixture of a gas spread through a liquid or a solid
A foam is a mixture of a liquid spread through a gas or a solid or a gas
False.
The right answer is…..
A foam is a mixture of a gas spread through a liquid or a solid

3. Many food additives A-numbers are emulsifying agents
False.
The right answer is…..
Many food additives E-numbers are emulsifying agents

4. Lithium gets its name from the Latin word for glass
False.
The right answer is…..
Lithium gets its name from the Greek word for stone

5. Oil floats on top of water because they are immiscible.
Oil mixes with water
False.
The right answer is…..
Oil floats on top of water because they are immiscible.

6. Sodium gets its name from Greek
False.
The right answer is…..
Lithium gets its name from Greek

7. Sodium batteries are powerful and lightweight
False.
The right answer is…..
Lithium batteries are powerful and lightweight

8. False. The right answer is…..
The two most important sodium compounds are sodium carbonate and sodium nitrate
False.
The right answer is…..
The two most important sodium compounds are sodium chloride and sodium hydroxide