A current of 4.78 A is passed through a Fe(NO3)2 solution. How long, in hours, would this current have to be applied to plate out 4.70 g of iron?

How do the energy differences between the higher energy levels of an atom compare with the energy difference between the lower energy level of the atom

The climate of the continental united states is generally 1. tropical 2. temperate 3. arctic 4. highland

Predict whether the changes in enthalpy, entropy, and free energy will be positive or negative for the boiling of water, and explain your predictions. how does temperature affect the spontaneity of this process?