What is an electrochemical cell?
a. two electrodes separated by an electrolyte that can generate an electrical current.
b. a chemical that, when an electrical current is passed through it, releases a large amount of energy.
c. a biological cell, such as a bacterium, that can generate an electrical current.
d. an electrical circuit formed from chemicals in a solid state rather than metals or metalloids.

How do forces between particles in gases compare to forces in the other states of matter? o a. the forces in gases are stronger than forces in solids but weaker than forces in liquids. o b. the forces in gases are weaker than forces in solids but stronger than forces in liquids. o c. the forces in gases are weaker than forces in solids and liquids. o d. the forces in gases are stronger than forces in solids and liquids. submit

Explain why pure hydrogen cyanide does not conduct electricity, but become a conductor when it is dissolved in water? (at room temp, pure hcn exists as a volatile liquid)

To find the enthalpy of a reaction in the lab, you measured the of the reactants and the change during the reaction.