Edexcel International AS and A level Chemistry XCH11/YCH11 · 1.4.iv
Parts per million (ppm), including gases in the atmosphere
- Code
- 1.4.iv
- In
- 1.4 Relative masses and related terms
- Topic
- U1 Structure, Bonding and Introduction to Organic Chemistry
- Course
- International AS and A level Chemistry XCH11/YCH11
- Board
- Edexcel
Grade boundaries·Edexcel command words
Codes and titles are read by a script from Edexcel's published specification and have not been checked by a person. What each point covers is in the specification itself: Edexcel’s specification.
Points in 1.4 Relative masses and related terms
- 1.4.i Relative atomic mass on the carbon-12 scale
- 1.4.ii Relative molecular mass and relative formula mass
- 1.4.iii Molar mass
- 1.4.iv Parts per million (ppm), including gases in the atmosphere