Questions 13–16
Questions 17–19
11 . Has an octet of valence electrons
12 . Defined by the number of protons
(A) Centrifuge
(B) Barometer
(C) Balance
(D) Calorimeter
(E) Battery
13 . Apparatus used to measure the heat absorbed or released by a reaction
14 . Apparatus used to measure atmospheric pressure
15 . Apparatus used to measure weight
16 . Apparatus used to sediment particles in suspension
(A) Gibbs free energy
(B) Heat of formation
(C) Specific heat
(D) Heinsenberg uncertainty principle
(E) Heat of vaporization