Skip to content

Course home

Chemical calculations

Define relative atomic mass (ArA_rAr​).

A

The mean mass of the atoms of an element compared with one sixteenth of the mass of an oxygen-16 atom.

B

The total mass of all the atoms of an element compared with one twelfth of the mass of a carbon-12 atom.

C

The weighted mean mass of the atoms of an element compared with the mass of a hydrogen-1 atom.

D

The weighted mean mass of the atoms of an element compared with one twelfth of the mass of a carbon-12 atom.

Chemical calculations Flashcards

  1. A Level
  2. /Chemistry
  3. /Chemical calculations

Flashcards for Eduqas A Level Chemistry Chemical calculations, covering the key terms, definitions and equations you need to recall for Component 1, Component 2 and Component 3. 25 cards, matched to the Eduqas A Level Chemistry (A410QS) specification. Recall questions account for roughly 31% of marks at A Level Chemistry, so these target the marks you can secure before the paper starts.