Which of these equations for the formation of an oxide ion is correct?
0 + 2e" --> 02-
0 --> 02- + 2e

A

Explanation:

Because of the cathode

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adhesion between water and glass causes water molecules at the edge of water and glass interface to climb up the wall in a narrow glass tube. this is called capillary action. cohesion is what gives glass its shape and causes water to form a droplet.

14 days is the half-life of phosphorus-32