lesson 15

Question 1

Gas in gas, liquid, solid

Answer 1

yes, yes, yes

Question 2

liquid in gas, liquid, solid

Answer 2

no yes yes

Question 3

solid in gas, liquid, solid

Answer 3

no yes yes

Question 4

dynamic equilibrium form

Answer 4

salt dissolves but salt precipitates. looks normal but salt is dissolving and precipitating

Question 5

% by mass = __ _ __/ mass of solution x 100%

Answer 5

mass of solute

Question 6

the substance being dissolved is the__

Answer 6

solute

Question 7

average seawater salinity is 35%0. if i had 1000 lb of seawater, how many pounds of salt would it contain

Answer 7

35

Question 8

2ppm, if i had a million pound of seawater at the point of hypoxia, how much oxygen would it contain

Answer 8

2lb

Question 9

2ppm equals __

Answer 9

hypoxia

Question 10

1 mole equals __

Answer 10

6.011 x 10(23) things

Question 11

one mole is also called __ __

Answer 11

avogadros number

Question 12

formula weight is the mass of __ of a compound

Answer 12

1 mole

Question 13

__ is the number of __ of solute dissolved in 1 liter of solvent

Answer 13

molarity, moles