Chemistry Exam #3

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Chapters 5&6

22.4

at standard temperature and pressure the molar volume of any gas is ___

760

1atm=_____torr

760

1 atm= ____ mmHg

amorphous solids

which solids have no organized structure

Aqueous

what is the solution in which water is the solvent

atm

In the ideal gas law, pressure must be measured in what units?

Attractive forces between polar molecules

What are Dipole-Dipole Interactions?

Avogadro's Law

Vi / Ni = Vf / Nf

Avogadro's Law

Which Law states "The relationship between the volume and number of moles of a gas at constant temperature and pressure

Barometer

pressure is measured with a _____________

Boyle's Law

which law states "the volume of gas varies inversely with the pressure exerted by the gas if the number of moles and the temperature of the gas are held constant

Boyles Law

PiVi=PfVf

Charles' Law

Vi / Ti = Vf / Tf

Charles' Law

which law states: "The volume of a gas varies directly with the absolute temperature (k) if pressure and number of moles of gas are constant'

Colligative

__________ properties are properties that depend on the concentration of the solute particles rather than the identity of the solute

Colloidal suspensions

what consists of solute particles dispersed throughout the dispersing medium. The distribution is not completely homogenous because of the size of the colloidal particles

Combined Gas Law

Which Law is "Used when a sample of gas undergoes change involving volume and pressure and temperature at the same time

Combined Gas Law

PiVi / Ti = PfVf / Tf

Concentration

________________ is the amount of solute dissolved in a given amount of solution

constant and random

Gasses are made up of tiny atoms molecules that are in _____________ and _____________ motion

Dry Ice

what is an example of a sublimation of a solid

easily compressible
expand to fill any container
low density
diffusion
exert pressure on their containers
behave ideally at low pressures and high temperatures

what are the 6 properties of gasses?
1._____________
2._____________
3_____________
4_____________
5_____________
6_____________

Electrolytes

______________ are made up of nonmetals and a metal

Evaporation

The process of conversion of liquid to gas at a temperature too low to boil

False

(T or F) Molecules in the liquid state are far apart

False

(TorF) There are attractive and repulsive forces in gasses

Gaseous

Which type of solution is "Air is the solution composed of oxygen and several trace gases that are dissolved in the gaseous solvent nitrogen"

Glucose

C6 H12 O6 is the formula for ______

Henry's Law

What law states that the number of moles of gas dissolved in a liquid at a given temperature is proportional to the pressure of that gas in the atmosphere that is in contact with the liquid

Hydrogen Bonds

A special type of Dipole-dipole attractions

Hypertonic

When a solute concentration of fluid surrounding cells is higher than inside the cell it results in a ____________ solution

Hypotonic

When a solute concentration of fluid surrounding cells is too low it results in a ___________ solution

Ideal gas

A model of the way that particles behave at the microscopic level

Ideal Gas Law

PV=nRT

Ideal Gas Law

A combination of Boyle's, Charles' Lawand Avagadros Law

Kelvin

the temperature in Charles' Law must be in what unit>

Kelvin

In the ideal gas law, temperature must be measured in what units?

Like dissolve like

The rule of thumb for solubility is _____ ________ ______

liters

In the ideal gas law, volume must be measured in what units?

London Forces

As electrons are in continuous motion, a nonpolar molecule could have instantaneous dipole

Melting point

What depends on the strength of attractive forces between particles (melting point, temperature, Kinetic energy or state)

Molarity

_______________ is the solute concentration is mole-based units

Nonelectrolytes

________________ are made up of two nonmetals

O, N, F

Molecules that have hydrogen bonding must be directly bonded to _, _, or _.

Osmosis

_________________ is the movement of solvent from a dilute solution to a more concentrated solution through a semipermeable membrane

Precipitate

The excess solute that comes out of a solutions as a ___________

regular

Crystalline solids have a ________ or repeating structure

Saturated

A _________ solution contains all of the solute that can be dissolved at a certain temperature

Solid

In which state are particles highly organized in a defined fashion

Solid

which type of solution is "Homogenous mixtures of metals in the solid state

Solute

What is the name of the component of the solution that is present in the lesser quantity?

Solution

A homogenous mixture of two or more substances is called a _________?

Solvent

what i the name of the solution component present in the largest quantity. Also, does the dissolving

Sublimation of Solid

what is the name of the process where the conversion of molecules in the solid state go directly to the molecules in the gaseous state

Surface Tension

The measure of the attractive forces exerted among molecules at the surface of the liquid

Surfactants

Substances that are added to a liquid to decrease surface tension

True

(T or F) Electrolytes are good conductors of electricity

True

(T or F) Liquids are practically incompressible

True

(T or F) Solids are incompressible

True

(T or F) If a Saturated solution is cooled down, the amount of solute that the solution can hold decreases

True solution

____ __________- A homogenous mixture with uniform properties throughout

Tyndall Effect

The light-scattering ability of colloidal suspensions is called the _____________

Van der Waals Forces

Physical properties of liquids are explained in terms of their intermolecular forces

Viscosity

The measure of a liquid's resistance to flow is called?

water

what is the universal solvent?

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