Ch.11 Vocab

Question 1

Molar mass

Answer 1

The mass of a given substance

Question 2

Molar volume

Answer 2

Volume acquired by 1 mole of a substance

Question 3

Avagadros #

Answer 3

6.02 x 10^23 - Also has a capital M- # of elementary particles and per mole.

Question 4

Stoichiometry

Answer 4

The calculations of quantities of substances involved in chemical reactions

Question 5

Mole Ratio

Answer 5

Ratio between the amounts of any 2 substances involved in a chem rxn.

Question 6

Limiting R

Answer 6

The reactant that limits or determines the amount of product that can be made (what you run out of first)

Question 7

Excess R

Answer 7

A reactant that’s not completely used up in the rxn.

Question 8

Theoretical Y

Answer 8

The amount of product that could formed from a given amount of reactants.

Question 9

Actual Y

Answer 9

The amount of product that’ll actually be formed when the product will be carried out.

Question 10

Percent Y

Answer 10

The ratio of A.Y. To T.Y. Expressed as a percent.

Question 11

Definition of a mole?

Answer 11

Unit for amounts of chemical substances.

Question 12

Particles - moles

Answer 12

Avagadros #

Question 13

Grams to moles

Answer 13

Molar mass