Stochiometry

Question 1

Mole

Answer 1

A unit of quantity that consists of 6.02*10^23 particles

Particles can be atoms, ions, electrons, molecules, etc.

Question 2

Avogadro’s Law

Answer 2

Equal volumes of different gases contain equal numbers of molecules at the same pressure & temperature

Question 3

Molar Mass

Answer 3

Mass arrived at by addition of atomic masses of the units that make up a molecule of an element or compound

Question 4

Diatomic Molecules

Answer 4

Oxygen, nitrogen, fluorine, chlorine, bromine, iodine, astatine

Question 5

Density

Answer 5

Mass per unit volume of a substance

Question 6

Percent Yield

Answer 6

The ratio of the actual yield to the theoretical yield, multiplied by 100%

Question 7

Gram-Molecular Volume (gmv)

Answer 7

22.4 Liters

Molecular mass of a gas occupies under standard conditions

Question 8

Gay-Lussac’s Law

Answer 8

When only gases are involved in a reaction, their volumes are in simple whole-number ratios to each other