Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
29 Cards in this Set
- Front
- Back
|
in kinetic molecular theory of gas behavior, assumption is made that gas molecules
|
move rapidly in random directions
|
|
|
in the kinetic molecular theory of gas behavior, particles of gas tend to move _____ and collision between them are _____
|
rapidly and elastic
|
|
|
the force of gas particles agst walls of a contair is called
|
pressure
|
|
|
the unit of 1 atomsphere is equal too
|
760 mmHg
|
|
|
according to boyles law, the pressure of gas increases as the volume decreases because
|
the gas particles strike the wall of the container more often
|
|
|
in charles law, volume of gas _____ when the ____ decreases
|
decreases and temperature
|
|
|
unit of temp in gas
|
kelvin
|
|
|
vapor pressure can be described as
|
the pressure exerted by a gas above the surface of its liquid
|
|
|
an autocleave is ised to steralize equipment because
|
it allows water to boil at a temp above 100C
|
|
|
according to avogadros law
|
the volume of gas is directly related to thr number of moles at constant temperature and pressure
|
|
|
at STP, temp and pressure have the values of
|
273 K and 760 mmHg
|
|
|
in water, a substance that partly ionizes in solution is called a
|
weak electrolyte
|
|
|
an equivalent is
|
the amount of ion that carries 1 mole of electrical charge
|
|
|
the insoluble
|
BaSo4
|
|
|
according to henrys law, the solubility of gas in a liquid
|
increases as a gas pressure about the liquid increases
|
|
|
the mass percent concentration refers to
|
grams of solute in 100g of solution
|
|
|
the mass/volume percent concentration refers to
|
grams of solute in 100 mL of a solution
|
|
|
in the process known as osmosis, ____ moves through semipermeable membrane into an area of ____ concentration
|
solvent: lower solvent
|
|
|
a solution with the same osmotic as the blood is
|
isotonic to the blood
|
|
|
a solution that has an osmotic pressure less then that of the red blood cell is called
|
hypotonic
|
|
|
a red blood cell will undergo crenation in
|
7% NaCl
|
|
|
a red blood cell will undergo hemolysis in
|
water
|
|
|
the process by which a semipermeable membrane allows water molecules, small molecules and ions to pass through while retaining large particles is
|
dialysis
|
|
|
1.0 mole of NaCl is added to !.0L water. the freezing point of the solution will be _____ of the water
|
lower than
|
|
|
in an endothermic reaction,
|
the energy is absorbed by the system
|
|
|
any reaction that absorbs 150 Kcal of energy can be classified as
|
endthermic
|
|
|
the ____ is the energy difference between reactants and products in a chemical reaction
|
heat of reaction
|
|
|
the ____ is the minimum energy needed for a chemical reaction to begin
|
activation energy
|
|
|
a reaction releases energy as it occurs is
|
exothermic reaction
|
