Ella wants to construct an electrochemical cell . A major material needed is a copper strip.
Ella doesn't have this material.
What else can she use.

Note : The copper strip is meant to act as the cathode ( where reduction takes place ).
Reduction = Gain of electrons.

Which term describes a fracture in the earth at which land stays in the same place? a. joint b. fault c. split d. hinge

The tendency of water molecules to stick together is referred to as a) adhesion b) polarity c) cohesion d) transpiration e) evaporation

Ammonia and oxygen react to form nitrogen monoxide and water, like this: 4nh3 (g) + 5o2 (g) → 4no (g) + 6h2o (g) also, a chemist finds that at a certain temperature the equilibrium mixture of ammonia, oxygen, nitrogen monoxide, and water has the following composition: compound pressure at equilibrium nh3 65.1atm o2 31.3atm no 62.7atm h2o 65.8atm compound pressure at equilibrium nh3 65.3 atm o2 7.79 atm no 12.1 atm h2o 65.8 atm calculate the value of the equilibrium constant kp for this reaction. round your answer to 2 significant