Mixtures & Solutions
States of Matter
Physical Change
Chemical Change
Mixed Bag
100
If each material keeps it's own properties, is it a mixture or a solution?
It is a mixture.
100
A substance that has a definite volume but does not have a definite shape.
What is a liquid.
100
When the particles in a substance cannot slide past each other, causing the liquid to change in to a solid, what is happening?
the substance is freezing
100
In any chemical change or physical change, the total mass of the matter does not change. What is this called?
What is conservation of matter?
100
What is a solute?
A substance dissolved in a solution.
200
What two things can you do to make a solid dissolve into a liquid faster?
stir or heat it
200
This has a definite shape and a definite volume.
What is a solid?
200
If you put an inflated balloon in the freezer, what does it do?
It shrinks.
200
When a chemical change occurs, the particles _____________ to form a new substance.
Rearrange
200
What does "component" mean?
part
300
What does this diagram demonstrate?
Mixing a mixture, mixing a solution, separating a mixture or separating a solution.
Separating a mixture.
300
Pouring this into a different container will change it's shape, but the volume stays the same.
What is a liquid.
300
A physical change occurs when at least one of these things happen. Which three listed below could indicate a physical change?
a temperature change
a change in the type of matter
a change of shape
a change in the state of matter
A change in the type of matter, shape and state of matter
300
If an egg is cooked in a pan, how do we know it is undergoing a chemical change?
It has a new smell, the color changes or it goes from a liquid to a solid.
300
To separate the parts of a solution, you have to cause a physical or chemical change to one or more of it's components?
A physical change.
400
Evan is mixing together 30 mL of water and 50 g of salt. Do they form a mixture or a solution? Why?
They form a solution because the substances will spread out evenly.
400
These are the two properties (hardness, magnetism, volume, weight, color, or shape) that would provide evidence of a substance's state of matter.
What are volume and shape.
400
Which two show evidence of evaporation?
What is the pot and the asphalt.
400
Which substance below had a chemical change after heating?
What is the bread?
400
All solutions are mixtures and all mixtures are solutions. Is this true or false?
FALSE - not all mixtures are solutions.
500
Milk and cocoa powder are mixed together. Which is the solvent and which the solute?
Milk is the solvent, cocoa powder is the solute.
500
The liquid in the container will (stay the same/be compacted/flow out of the container) when the stopper is removed, while the gas will (stay the same/be compacted/flow out of the container) when the stopper is removed.
What is stay the same and flow out of the container.
500
A beaker of water is heated. The temperature and mass of the beaker is measured every 12 minutes. Which graph shows what will happen with the mass of the beaker over time?
What is D
500
This diagram show the particles in two substances that are being combined.
What could the model look like if a chemical reaction had occurred?
500
If Mrs. Wagner measures the mass of a hunk of clay, what will happen to that mass after it is formed into a piece of art?
It will stay the same.