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AP chemistry

memorize.ai (lvl 286)

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Section 1

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Suspensions

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Chemistry Science

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6 years ago

Date created

Mar 1, 2020

Cards (29)

Section 1

(29 cards)

Suspensions

Front

particles are so large that they settle out if not stirred

Back

Can suspensions be separated by filtration?

Front

Yes

Back

How do you know if something is a colloid regarding scattering light?

Front

It will scatter light (Tyndall Effect)

Back

How do you know if something is a colloid regarding filtration?

Front

Cannot be separated by filtration

Back

Can a colloid be separated by filtration?

Front

no

Back

Solvent

Front

the thing doing the dissolving

Back

Solubility of gases

Front

increases with pressure, decreases with temperature

Back

What increases rate of dissolving

Front

agitating, temperature, surface area

Back

What does "like dissolves like" mean?

Front

polar dissolves polar, nonpolar dissolves nonpolar

Back

Colloid

Front

intermediate in size between solutions and suspensions to form colloidal dispersions

Back

Particle size in a colloid

Front

1-1000 nm

Back

Solution

Front

a homogeneous mixture of 2 or more substances uniformly dispersed throughout a single phase

Back

Unsaturated solution

Front

contains less solute than a saturated solution

Back

Particle size in a suspension

Front

over 1000 nm

Back

Molality

Front

number of moles of solute per kilogram of solvent

Back

Supersaturated solution

Front

contains more dissolved solute than a saturated solution

Back

homogeneous mixture

Front

uniform throughout

Back

Effervescence

Front

The rapid escape of a gas from a liquid in which it is dissolved

Back

Electrolyte

Front

dissolves in water and gives solution ability with electric current

Back

Can a solution be separated

Front

no

Back

Solute

Front

the thing getting dissolved

Back

How do you know if something is a colloid regarding particle size?

Front

1-1000 nm

Back

Particle size in a solution

Front

0.1-1 nm

Back

Temperature

Front

measure of how hot or cold something is; measure of the average kinetic energy

Back

Molarity

Front

number of moles of solute per liter of solution

Back

Nonelectrolyte

Front

dissolves in water but does not conduct electric current

Back

What is an alloy?

Front

A mixture of metals

Back

Saturated solution

Front

contains the maximum amount of dissolved solute

Back

heterogeneous mixture

Front

not uniform throughout

Back