DESPERATE WILL GIVE BRAINLSIT AND THANKS Hydrogen fuel cells produce electricity by combining and atoms.

Question 5 options:

hydrogen and oxygen

carbon and oxygen

hydrogen and carbon

Recessive disorder or disease - how would a child get it?

When is a current produced? when the terminals of an electrochemical cell are connected by a wire if the electric circuit is opened in an electrochemical cell if the electrolyte is removed from an electrochemical cell when the electrodes are reversed in an electrochemical cell

In which of the following is positive work done by a person on a suitcase