Mixtures
Mixture
A combination of two or more substances that are not chemically combined
Mixture
A combination of two or more substances that are not chemically combined is a(n) _______.
Mixture
A combination of two or more substances that are not chemically combined.
More
A concentrated solution is (less/more) solute than a dilute concentration.
Solution
A homogeneous mixture through which two or more substances are uniformly dispersed
Concentration
A measure of the amount of solute dissolved in a solvent is called ___________.
Concentration
A measure of the amount of solute dissolved in a solvent is concentration
Colloid
A mixture consisting of tiny particles that are intermediate in size between those in solutions and those in suspensions and that are suspended in a liquid, solid, or gas
Colloid
A mixture in which particles are dispersed throughout but are not heavy enough to settle out.
Suspension
A mixture in which particles of a material are dispersed throughout a liquid or a gas but are large enough that they settle out.
Suspension
A mixture in which particles of a material are more or less evenly dispersed
Solution
A mixture that appears to be a single substance.
Mixture
A pizza is a(n) _______
Alloy
A solid solution of metals or nonmetals dissolved in metals is a(n) _____
Yes
Are the particles in a colloid large enough to scatter or block light?
Yes
Are the particles in a snow glove considered a suspension?
Yes
Are the particles in a suspension large enough to scatter or block light>
No
Can particles block light in a solution?
No
Can particles in a colloid be separated by passing it through a filter?
Yes
Can particles in a suspension be separated by passing it through a filter?
No
Can suspensions scatter light?
No
Do physical changes change the identities of the substance?
Less
Gases become (less/more) soluble in liquids as the temperature is raised.
Colloids
Gelatin, milk, and stick deodorant are all ________.
Ratio
Granite can be pink or black, depending on the _____ of feldspar, mica, and quartz.
Magnet
How would you separate a mixture of aluminum and iron?
Distillation
How would you separate crude oil?
Centrifuge
How would you separate parts of blood?
Filter
How would you separate sulfur and salt?
Solute
In a solution, the substance that dissolves in the solvent
Solute
In a solution, this dissolves.
Solvent
In a solution, this is the substance in which the solute is dissolved in
Physical Changes
Mixtures are separated through ________changes.
Physical Changes
Mixtures can be separated through ________ _______.
Solutions
Particles in _________ are so small that they never settle out. *They also cannot be removed by filtering. They don't even scatter light.
Soluble
Salt is _______ in water because it dissolves in water
Alloy
Solid solutions of metals or nonmetals dissolved in metals.
Decrease
Solubility of gases in liquids tends to (increase/decrease) with an increase in temperature.
Increase
Solubility of solids in liquids tends to (increase/decrease) with an increase in temperature.
Solubility
The ability of a solute to dissolve in a solvent at a certain temperature (and pressure).
Solubility
The ability of a solute to dissolve in a solvent at a certain temperature and pressure.
Solubility
The ability of one substance to dissolve in another at a given temperature and pressure
Concentration
The amount of a particular substance in a given quantity of a mixture, solution, or ore
Dissolving
The process in which particles of substances separate and spread evenly through a mixture is known as ________.
Dissolving
The process in which particles of substances separate and spread evenly throughout a mixture is known as __________.
Random
The ratio of mixtures can be ______. That is why granite comes in different colors; its ratio of each mineral is ______ as well.
Increases
The solubility of *most* solids in water increases with temperature.
Solute
The substance that is dissolved.
Solvent
The substance that the solute dissolves in.
Heating
Three ways of making a sugar cube dissolve are: Melting, Crushing, and _______
Crushing
Three ways of making a sugar cube dissolve are: Melting, ________, and Heating
Melting
Three ways of making a sugar cube dissolve are: _______, Crushing, and Heating
Mixing
Three ways to make a solute dissolve faster are ______, heating, and crushing it into smaller particles.
Heating
Three ways to make a solute dissolve faster are mixing, _______, and crushing it into smaller particles.
Crushing
Three ways to make a solute dissolve faster are mixing, heating, and ________ it into smaller particles.
Solvent
When two gases or two liquids form a solution, the substance that is present in the largest amount is the (solute/solvent)
Yes
Yes or No? Each substance has the same chemical makeup it had before the mixture was formed.
Yes
Yes or No? Particles in a solution cannot settle out because they are so small.
