Page 28 - Fuel Cell Student Edition

FUEL CELL a device that converts stored chemical energy into electrical energy
through a redox reaction

GEMINI NASA’s second human spaceflight program (1962 – 1966)

ION an atom or molecule where the number of electrons is not equal to the
number of protons; the atom’s net charge may be either positive (cation) or
negative (anion)

LAW OF stated by Lavoisier, that the mass of an isolated system will remain
CONSERVATION OF constant over time, regardless of reactions within
MASS

MEMBRANE a sheet structure acting as a boundary

MOLECULE a group of atoms bonded together chemically

OXIDIZE to combine chemically with oxygen

PRODUCT the substance found when a chemical reaction ends

REACTANT a substance consumed in a chemical reaction

REVERSIBLE a chemical reaction where the resultant is an equilibrium mixture of
REACTION reactants and products

28 TOTAL REDOX™ – FUEL CELLS TOTAL REDOX™ – FUEL CELLS PB