Amount Of Substance

Question 1

Relative atomic mass

Answer 1

The weighed mean mass of an atom relative to 1/12th of a C12 Atom

Question 2

Relative formul mass

Answer 2

Working out the calculations for compounds with giant structures

Question 3

Relative molecular mass

Answer 3

The term used when working out the calculation for calculations that are simple molecules

Question 4

Molecular formula

Answer 4

The number of atoms & tule of atoms of each element in a single compound

Question 5

Empirical formula

Answer 5

The simplest whole number ratio of atoms in a single compound

Question 6

Water of crystallisation

Answer 6

Water molecules that are bonded into a crystallised structure of a compound

Question 7

Hydrated

Answer 7

A crystallised compound containing water molecules

Question 8

Anhydrous

Answer 8

Contains no water of crystallisation

Question 9

Molar Gas Volume

Answer 9

The volume per mole of gas molecules at a stated temp and pressure

Question 10

Cm3 to m3

Answer 10

X10-6

Question 11

Dm3 to m3

Answer 11

X10-3

Question 12

•c to K

Answer 12

+273

Question 13

KPa to Pa

Answer 13

X1000

Question 14

Ideal Gas Equation

Answer 14

PV=nRT

Question 15

Number of atoms or molecules

Answer 15

Moles x (6.02x10^23)

Question 16

Number of moles

Answer 16

VolumeXconcentration/1000

Question 17

Moles

Answer 17

Volume/MGV
(At RTP)

Question 18

Percentage yield

Answer 18

Actual/theoretical X100