Electrolyte Solution

Question 1

Moles (gram molecular weight) of solute in 1L of solution, also millimoles/mL (mM)

Answer 1

Molarity

Question 2

Equivalents of solute in 1L of solution, milliequivalent/mL

Answer 2

Normality

Question 3

Moles of solute in 1000 g of solvent

Answer 3

Molality

Question 4

Ratio of the moles of one constituent of a solution to the total moles of all constituents

Answer 4

Mole Fraction

Question 5

Moles of one constituent in 100 moles of the solution; multiplying mole fraction by 100

Answer 5

Mole Percent

Question 6

Grams of solute in 100g of solution

Answer 6

% by weight

Question 7

Milliliters of solute in 100 mL of solution

Answer 7

% by volume

Question 8

Grams of solute in 100 mL of solution

Answer 8

% weight in volume

Question 9

Milligrams of solute in 100 mL of solution

Answer 9

mg/dL

Question 10

The mass of solute, that when dissolved in 1 kg of water, will exert an osmotic pressure equal to that exerted by a gram of MW of an ideal unionized substance dissolved in 1 kg of water

Answer 10

Osmolality

Question 11

The mass of solute, that when dissolved in 1L of water, will exert an osmotic pressure equal to that exerted by a gram of MW of an ideal unionized substance dissolved in 1L of water

Answer 11

Osmolarity

Question 12

What are examples of temperature-dependent? Give six (6).

Answer 12

Molarity
Normality
% by volume
% weight in volume
mg/dL
Osmolarity

Question 13

What are examples of temperature independent? Give three (3).

Answer 13

Molality
% by weight
Osmolality

Question 14

What is the relationship when there is high concentrations?

Answer 14

molality > molarity
mOsmol/kg > mOsmol/L

Question 15

What is the relationship when there is low conc.?

Answer 15

They are nearly the same.

Question 16

Stay intact in water or do not dissociate in solution.

Answer 16

Nonelectrolytes

Question 17

Dissociate in solution (e.g. table salt)

Answer 17

Electrolytes

Question 18

What is the bond of nonelectrolytes?

Answer 18

Covalent bonds

Question 19

What is the bond of electrolytes?

Answer 19

Ionic bonds

Question 20

Give examples of electrolytes.

Answer 20

Acids - Hydrochloric/Sulfuric
Base - Sodium Hydroxide
Salts - Sodium Chloride

Question 21

Give examples of nonelectrolytes.

Answer 21

Carbon-containing compounds - Alkanes
Fat
Sugar

Question 22

Full dissociation of electrolytes are called…

Answer 22

Strong electrolytes

Question 23

Only parts of electrolytes dissociate which is called…

Answer 23

Weak electrolytes

Question 24

Cannot be found as water-soluble compounds and water-insoluble compounds

Answer 24

Nonelectrolytes

Question 25

What kind of dissociation do salts have? Why?

Answer 25

They have full dissociation because they fall under strong electrolytes.

Question 26

Ratio of the weight of an atom of the measured element to the weight of an atom of another element taken as standard

Answer 26

Atomic weight

Question 27

How to get molecular weight?

Answer 27

The sum of atomic weights of the atoms in the molecules that form such compound (e.g. C6H12O6)

Question 28

Most commonly used concentration expression used for electrolytes in solution in the US

Answer 28

mEq

Question 29

What does mEq relate to and what does it take note of?

Answer 29

Related to the total number of ionic charges Takes note the valence of ions

Question 30

Unit measurement of the amount of chemical activity of an electrolyte

Answer 30

mEq

Question 31

The mEq of cation equals to...

Answer 31

mEq cation = mEq anion = mEq of chemical compound

Question 32

How to get the equivalent weight of ions?

Answer 32

Atomic Weight or Molecular Weight/ Valence

Question 33

This can be calculated by Eq/1000

Answer 33

Milliequivalents

Question 34

Factors or formula to be remembered in mEq.

Answer 34

MW/f = mg/mEq