Molecules such as water that are electrically neutral overall but still have partially charged regions are referred to as? A. Covalently charged
B. Ions
C. Electrolytes
D. Isotopes
E. Polar molecules

Distance and velocity graph

Spontaneity tell us the direction of the reaction, but not how fast it goes. gibbs free energy brings together enthalpy, entropy and temperature in one easy formula. g = h - ts. and, finally the sign of delta g is always negative for a spontaneous reaction.

B. a graduated substance