Guia docente 2023_24 Facultade de Ciencias do Mar

Contents

Topic	Sub-topic
Composition and stoichiometry of seawater. Concept of salinity.	Major components of the water of mar. Salinity: chlorinity and chlorosity.
Reactivity of the minor elements in seawater: vertical profiles and time of residence.	Classification of elements. Vertical profiles. Time of residence.
Chemical speciation.	States of oxidation. Natural complexes in seawater.
Solubility of the gases in seawater.	Composition of the atmosphere. Dissolved gases in the water column. Dissolved oxygen in seawater.
Chemistry of interstitial water	The diagenetic sequence and redox reactions in sediments. Inputs of chemical elements from the interstitial water to the oceans.
Biogeochemical cycles of the C and of the elements nutrients	Cycle of C