Question

2 how did volcanic outgassing contribute to the formation of earths hydrosphere? it provided the oxygen - rich gasses that combined with free hydrogen the volcanic gasses turned into water when they hit the atmosphere it provided water vapor that condensed into the first oceans volcanic outgassing contributed to the formation of earths atmosphere not the hydrosphere

Explanation:

Volcanic outgassing released water - vapor into the atmosphere. As the Earth cooled, this water - vapor condensed and formed the first oceans, which are part of the hydrosphere.

Answer:

It provided water vapor that condensed into the first oceans