WorksheetsMixtures and Solutions
Total questions: 28
Worksheet time: 14mins
If the test were today, what grade do you feel you would get?
4
3+
3
2 or 2+
1 or 1+
A mixture that looks like all one thing - the different materials are not visible (one set of properties to describe it) :
Homogeneous
Heterogeneous
Pure Substance
Mechanical Mixture
The part of a solution that does the dissolving
Solvent
Solute
Substance
Solution
What has mass and takes up space?
Matter
Light
Wind
Lasers
A mixture that can be easily separated because you can see the different parts
Mechanical Mixture
Trick question
Pure Substance
Solution
A substance that has only one type of particle
Pure Substance
Solution
Mechanical Mixture
Heterogeneous
The state of matter where the particles a free to move around a bit, but they don't fill the entire volume of the container.
Liquid
Gas
Solid
Fire
The state of matter where the particles have the most energy?
Gas
Solid
Liquid
Fire
The state of matter where the particles have the least amount of space between them
Solid
Liquid
Gas
Fire
The idea that everything is made up of tiny particles that are always moving, and pure substances have their own type of particle is called...
Particle Theory
Theory of Relativity
Movement Theory
Part(icle) of your World
What does diluted mean?
there is very little solute dissolved
the solute has exploded
there is a lot of the solute dissolved
the solute and solvent are not mixed up evenly
A solvent is dissolved into a solute
False
True
If 50g of powdered cyanide in 100mL of water is a saturated solution, how much can be dissolved in 500mL of water?
250g
25g
653g
11g
A mechanical mixture and a solution are the same thing
False
True
Sometimes
When the force of attraction is stronger between the solvent and the solute compared to the solute's particles to themselves, ________________ happens.
Dissolving
Saturated solution
Diluted solution
Supersaturated solution
What is the most common solvent (because it can dissolve so many things!)
water
acid
oil
pop
The particles of a ___________________ would be evenly spread out throughout the solution.
Homogeneous mixture
Heterogeneous mixture
Pure Substance
Mechanical Mixture
______________ separation technique uses the fact that particles are different sizes
Filtration
Centrifugation
Distillation
Centrifugation is a separation technique that uses force to separate particles because substances have different _____________.
Densities
Particle sizes
Boiling points
Colours
The amount of solute dissolved in a solvent is called
concentration
distillation
filtration
solutation
If 6g of sugar was dissolved into 50mL of water, what would be the concentration of the solution in grams per 100mL
12g/100mL
3g/100mL
60g/100mL
600g/100mL
What can we say for sure about a dark green solution
It is a concentrated solution
It is a diluted solution
It is a saturated solution
It is an unsaturated solution
If a substance is able to dissolve in water, we say it is __________ in water
soluble
insoluble
solutionable
flammable
When a solution can contain more solute than it can normally dissolve at a given temperature, it is called
supersaturated
saturated
unsaturated
diluted
At 70 degrees C, 100g of sugar can be dissolved in 100mL of water. When I lower the temperature to 40 degrees, the solubility of sugar is only 60g/100mL. Assuming I stirred the solution, how much sugar would crystallize out?
40g
30g
50g
70g
How much Potassium Nitrate can be dissolved at 75 degrees Celcius?
152g
40g
About 250g
75g
Which substance is the MOST soluble at 15 degrees Celcius?
Potassium Iodide
Potassium Nitrate
Sodium Chloride
They're all the same
Which substance likely absorbs the LEAST amount of heat while dissolving
Potassium Iodide
Potassium Nitrate
Sodium Chloride
They're all the same
