Definitions for Chemical Calculations

What is

100

Avogadro's number

6.023 × 10²³

200

molar mass of carbon

12.01 g/mol

300

the amount of zeros in Avogadro's number 

23

400

Formula mass for: MgBr2

(1 ×24.30) + (2 × 79.90) = 184.10 g

500

molecular mass of glucose sugar (C₆H₁₂O₆) is?

(6 × 12.01)+(12 × 1.01)+(6 × 16.00) = 180.18 g

definitions

100

Average atomic mass

the average mass of an individual atom of a particular element

200

Molecular mass

the sum of the average atomic masses of all the atoms present in one molecule of a covalent compound

300

Formula mass

the sum of the atomic masses of all the atoms present in one unit of an ionic compound

400

Mole

the amount of a substance that contains 6.023 × 1023 particles (Avogadro's number)

500

Molar mass

the mass of one mole of a substance