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phy sci test vocab Solutions

Total questions: 17

Worksheet time: 9mins

Name
Class
Date
1.

What is the definition of the following word?

Solute

a)
A substance that is dissolved in a solvent to form a solution.
b)
A substance that is evaporated from a solution.
c)
A substance that is mixed with a solvent to form a solution.
d)
A substance that is solid at room temperature.
2.

What is the definition of the following word?

Molarity

a)
Molarity is the number of moles of solute per liter of solution.
b)
Molarity is the weight of solute in a solution.
c)
Molarity is the total volume of a solution.
d)
Molarity is the measure of the concentration of a solute in a solvent.
3.

What is the definition of the following word?

Base

a)

Any compound that increases the number of hydroxide ions when dissolved in water

b)
A type of fruit commonly found in tropical regions.
c)
A type of mathematical operation.
d)
The highest part of something, especially the part on which it rests or is supported.
4.

What is the definition of the following word?

Neutralization

a)
Chemical reaction between an acid and a base to form a salt and water.
b)
A type of dance move
c)
The process of making something neutral
d)
A type of weather phenomenon
5.

What is the definition of the following word?

Solvent

a)
A type of animal found in the ocean
b)
A type of solid material
c)
A type of gas used in cars
d)
A substance that has the ability to dissolve other substances.
6.

What is the definition of the following word?

Solubility

a)
Ability of a substance to dissolve in a solvent
b)
Inability to dissolve in a solvent
c)
The process of solidifying a liquid
d)
The ability to conduct electricity
7.

What is the definition of the following word?

Acid

a)
A substance with a pH greater than 7
b)
A substance that is sweet in taste
c)
A substance that is solid at room temperature
d)
A substance with a pH less than 7, typically having a sour taste and capable of reacting with bases to form salts.
8.

What is the definition of the following word?

pH

a)
pH is a measure of the acidity or basicity of a solution.
b)
pH is a measure of the amount of water in a solution.
c)
pH is a measure of the color intensity of a solution.
d)
pH is a measure of the viscosity of a solution.
9.

What is the definition of the following word?

Saturated

a)
Containing the minimum amount of a particular substance.
b)
Having a balanced amount of a particular substance.
c)
Referring to a liquid state.
d)
Containing the maximum amount of a particular substance.
10.

What is the definition of the following word?

unsaturated

a)
A chemical compound with single bonds between carbon atoms.
b)
A chemical compound with no bonds between carbon atoms.
c)
A chemical compound with alternating single and double bonds between carbon atoms.
d)

less than needed solute

11.

What is the definition of the following word?

supersaturated

a)
A solution that contains more of the dissolved material than could be dissolved by the solvent under normal circumstances.
b)
A solution that contains exactly the right amount of dissolved material.
c)
A solution that contains no dissolved material.
d)
A solution that contains less of the dissolved material than could be dissolved by the solvent under normal circumstances.
12.

What is the definition of the following word?

conductivity

a)
The ability to resist electric current
b)
Measure of a material's ability to conduct an electric current
c)
The measure of a material's ability to conduct heat
d)
The process of converting electricity into heat
13.

What is the definition of the following word?

Dissociation

a)
The act of combining two or more things together
b)
The process of organizing information in a logical manner
c)
The state of being fully aware and focused
d)

the reason when salt dissolves it makes 2 ions

14.

What is the definition of the following word?

Boiling point

a)
Boiling point is the temperature at which a solid changes into a liquid at a given pressure.
b)
Boiling point is the temperature at which a gas changes into a liquid at a given pressure.
c)
Boiling point is the temperature at which a liquid changes into a solid at a given pressure.
d)

Boiling point is the temperature at which it boils

15.

What is the definition of the following word?

Dissociation

a)
The act of combining or merging components into a whole.
b)
The process of organizing or categorizing elements into groups.
c)
The act of strengthening or solidifying connections between components.
d)

The process of ionic compounds breaking down into ions

16.

What is the definition of the following word?

Dispersion

a)

The solute breaks into smaller pieces and soon dissolves

b)
The process of combining two or more substances to form a new substance
c)
The act of gathering or collecting things together
d)
The act of separating something into its different parts
17.

What is the definition of the following word?

Ionization of Molecules

a)
The process of adding one or more electrons to a neutral molecule.
b)
The process of converting a molecule into an ion.
c)
The process of breaking down a molecule into smaller components.
d)

The process of removing one or more covalent molecule and force it to change