Quantitative Chem

Question 1

mole (n)

Answer 1

The SI unit for amount of substance.

mol

Question 2

Molar mass (Mr)

Answer 2

The mass, in gram, of one mole of that substance.

g.mol-1

Question 3

Molar volume (Vm)

Answer 3

1 mole of gas occupies, 22,4 dm3 at 0^C (273K) and at 1 atmospheric pressure (101,3 kPa)

(dm3.mol-1)

Question 4

Solution

Answer 4

Homogeneous mixture of solute and solvent

Question 5

Solute

Answer 5

The substance that is dissolved in the solution

Question 6

Solvent

Answer 6

The substance in which another substance is dissolved, forming a solution.

Question 7

Concentration (c)

Answer 7

The amount of solute per unit volume of solution

Mol.dm-3

Question 8

Standard solution

Answer 8

A solution of known concentration

Question 9

Yield (%yield)

Answer 9

A measure of the extent of a reaction, measured by comparing the amount of product against the amount of product that is possible

Question 10

State that

Answer 10

One mole contains alvagadros number of particles (Na = 6,02 X 10’23 particles.mole-1)