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- 1. Multiple Choice
When we combine two substances, we alway form a
Mixture
Solution
Solute
Solvent
- 2. Multiple Choice
The salt in saltwater is the __________.
Solvent
Solute
Solution
Mixture
- 3. Multiple Choice
On the pH scale, bleach is a(n)
base
acid
neutral
None of the above
- 4. Multiple Choice
When we put sugar in our coffee, we are adding a
solute to a solution
solvent to a solution
solute to a solvent
Solvent to a solute
- 5. Multiple Choice
A chemical reaction is...
Reversible
Irreversible
A physical change
All of the above
- 6. Multiple Choice
When salt mixes into waterm, it is...
Concentrating
Diluted
Acidic
Dissolving
- 7. Multiple Choice
All things are made of ________.
blocks
water
matter
- 8. Multiple Choice
There are different type of atoms, these are called
elements
molecules
hydrogen
oxygen
- 9. Multiple Choice
Matter on Earth can exist as either:
solid , liquid, or gas
blocks, circles, or cubes
liquid and solid only
gas only
- 10. Multiple Choice
A chemical reaction has happened when....
there is an odor
the change is reversible
an ice cube melts
the appearance changes
- 11. Multiple Choice
A glass shattering is an example of a ________>
physical
irreversible
chemical
odor
- 12. Multiple Choice
Ms. Lyle's favourite acid is ____________.
coffee
lemon juice
water
tomato juice
- 13. Multiple Choice
The stongest acid has a pH of _____.
1
3
4
5
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