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M2 Solutions & Substances (Final Review)
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Which of the following is the name used to describe the solid left in the filter paper during filtration?
 
Residue
 
Filtrate
 
Distillate
 
Remainder
Which of the following is TRUE about solubility?
 
It refers to how easily a solute dissolves in a solution.
 
It refers to how easy it is to solve a problem.
 
It is a large amount of saturated solution.
 
It refers to how much of a substance is in a solution.
Which of the following will be affected when we change the temperature and pressure?
 
the solubility of a solute in a particular solvent
 
the concentration of an unsaturated solution
 
the polarity of the solvent needed to dissolve a solute
 
none of the choices
What is the MAIN difference between polar molecules and nonpolar molecules?
 
The electrons are not shared equally.
 
There are atoms of diiferent elements.
 
There are more than one atom of the same element.
 
The atoms are chemically bonded together.
If oil molecules are nonpolar, what kind of solvent is required to remove an oil stain?
 
nonpolar
 
polar
 
saturated
 
unsaturated
What are the 2 categories in which we can classify Matter?
 
substances and mixtures
 
elements and solutions
 
mixtures and compounds
 
elements and substances
During distillation, what do you use to cool the water?
 
condenser
 
beaker
 
test tube
 
flask
When doing chromatography, what are we going to draw on the chromatography paper?
 
Draw on a horizontal line on the paper
 
Draw on a vertical line on the paper
 
Both vertical and horizontal lines
 
None of the choices
How do you obtain salt from a mixture of sand and salt?
 
Dissolving in water - filtration - evaporation
 
Dissolving in water - evaporation - filtration
 
Evaporation - filtration - dissolving in water
 
Filtration - dissolving in water - evaporation
Which of the following is the BEST way to get salt from salty water?
 
Evaporation
 
Filtration
 
Paper Chromatography
 
Distillation
Which of the following BEST refers to water?
 
a polar compound
 
a nonpolar substance
 
an ionic compound
 
an insoluble substance
What are the 4 methods of separation that T.Marc asked you to watch on Edpuzzle?
Filtration, Evaporation, Distillation, and Paper Chromatography
It is a method for separating dissolved substances from one another.
Paper chromatography
Which states of matter is our focus in discussing our topics on Solutions and Methods of Separation?
 
liquid
 
solid
 
gas
 
plasma
What are the 3 states of matter?
solid, liquid, or gas
It dissolves in the solvent to make a solution.
solute
It is a substance that exists in the greatest quantity in a solution, and it's usually a liquid.
solvent
It is always made up of the same combination of atoms.
substance
It is a mixture in which two or more substances are evenly mixed.
homogeneous mixture
It is a mixture in which substances are not evenly mixed.
heterogeneous mixture
It refers to the amount of solute that is dissolved in a solution.
concentration
A separation technique which separates an insoluble solid from a liquid with a beaker and a funnel.
 
filtration
 
distillation
 
paper chromatography
 
evaporation
Which of the following refers to liquid that dissolves something?
 
solvent
 
solute
 
element
 
compound
Which of the following refers to a solid that gets dissolved?
 
solute
 
solvent
 
element
 
compound
Which of the following refers to a mixture made of a solute and solvent?
 
solution
 
element
 
compound
 
substance
can be dissolved
 
soluble
 
insoluble
cannot be dissolved
 
insoluble
 
soluble
Which of the following refers to two or more substances that are not chemically combined together?
 
mixture
 
compound
 
element
 
alien
Which of the following refers to substance made of molecules of two or more DIFFERENT elements and compounds?
 
compound
 
element
 
solution
 
alien
Which of the following refers to a group of 2 or more atoms (same or different)?
 
molecules
 
atoms
 
solution
 
substance
Which of the following is a substance that is made of one type of atom?
 
element
 
compound
 
solution
 
neutron
A mixture is made of at least two different substances.
 
True
 
False
How many substances are in a pure substance?
 
1
 
2
 
3
 
4
When you dissolve salt into your soup, what is the solute?
 
salt
 
soup
 
bowl
 
water
When you dissolve sugar into hot tea, what is the solvent?
 
hot tea
 
sugar
 
glass
 
hot
When immiscible components of a mixture settle out, the most dense liquid forms which layer?
 
bottom layer
 
top layer
 
middle layer
Identify the separation method.
Evaporation
Identify the separation method.
Filtration
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