AnswersChemistry A.1 - F26 - Jacob MetskerLab: Calorimetry and Specific Heat

Mixtures and Solutions Answers

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1
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Which is a characteristic of a solution?

A
Its particles scatter light.
B
Its particles are evenly distributed.
C
Its particles settle out.
D
It has large suspended particles.
4

Which statement best describes a true solution?

A
A true solution will settle out after a short period of time.
B
A true solution coagulates when heated or boiled.
C
A true solution will not separate in a centrifuge.
D
A true solution has a cloudy appearance.
7

Which substance is an example of a colloid?

A
milk
B
tomato juice
C
sand and water
D
sugar and water
8

Which statement best describes the formation of a solution?

A
A large amount of solute is dissolved in a smaller amount of solvent.
B
A small amount of solute is dissolved in a larger amount of solvent.
C
A small amount of solvent is dissolved in a larger amount of solute.
D
A large amount of solvent is dissolved in a larger amount of solute.
9

Which best explains why blood is considered to be a suspension?

A
It has nutrients that cannot be dissolved.
B
It contains particles that can settle out.
C
It has nutrients that are dissolved in its liquid portion.
D
It contains particles that mix on a molecular level.
10

Which best describes the Tyndall effect?

A
the scattering of light by solutes in a mixture
B
the scattering of light by solvent in a solution
C
the scattering of light by solutes in a solution
D
the scattering of light by particles in a mixture
11

Which refers to a mixture that contains more than one phase in which the characteristics of the particles vary throughout the mixture?

A
compound
B
element
C
heterogeneous
D
homogeneous
12

Which of the following is a homogenous mixture?

A
blood
B
steel
C
cloud
D
muddy water
13

Which is a characteristic of a homogeneous mixture that is a liquid?

A
It exhibits the Tyndall effect.
B
Brownian motion is not visible in it.
C
It cannot be separated using filtration.
D
It has at least two phases.
14

In which situation can a mixture always be called a solution?

A
when one of its components is a gas
B
when there is no solvent in the mixture
C
when its components are made up of different types of particles
D
when the mixture is homogeneous

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