Cambridge Cambridge IGCSE Marine Science 0697 · 2.2

pH and salinity

Code: 2.2
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 2.2

2.2.1 Elements, compounds and mixtures
2.2.2 Neutrality, acidity and alkalinity
2.2.3 pH of sea, fresh and rain water
2.2.4 Carbon dioxide and sea water pH
2.2.5 Composition of sea water
2.2.6 Temperature and solubility
2.2.7 Salinity
2.2.8 Salinities of oceans and seas
2.2.9 Environmental factors affecting salinity
2.2.10 Estuaries
2.2.11 Salinity changes in estuaries

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