Cambridge Cambridge IGCSE Marine Science 0697 · 2.3

Dissolved gases

Code: 2.3
In: 2 Sea water
Course: Cambridge IGCSE Marine Science 0697
Board: Cambridge

Grade boundaries·Cambridge command words

Codes and titles are read by a script from Cambridge's published specification and have not been checked by a person. What each point covers is in the specification itself: Cambridge’s specification.

Points under 2.3

2.3.1 Dissolved oxygen and carbon dioxide
2.3.2 Gas concentrations in air and sea water
2.3.3 Temperature and gas solubility
2.3.4 Investigating gas solubility

Points in 2 Sea water

2.1 The water cycle
2.2 pH and salinity
2.3 Dissolved gases
2.4 Density
2.5 Effects of increasing depth
2.6 Upwelling