These will all exist as ions in an aqueous medium.

Can anyone suggest a possible mechanism for the reaction that appears to have taken place at room temperature and in an aqueous medium?

All these stages are required aqueous medium and this aqueous medium is created by water.

Centrifugation will cause two phases to separate again, and the aqueous medium now contains the purified protein.

Hydronium ions inevitably resulted wherever acid was added to an aqueous medium.

Thus, hydrogen bonding does not have a strong stabilizing effect on protein adsorption in an aqueous medium.

It allows for lower concentrations of transition metals, and may also be possible in aqueous or dispersed medium.

It can also measure the electrostatic 'double layer' forces between charged surfaces in an aqueous medium with electrolyte.

In an aqueous medium, both micelles and liposomes can form and even reproduce by budding.

His long pedals (where no pedals are indicated) create an aqueous sound medium.