19. The term, The Mad as a Hatter, began in 19th century Europe because hatmakers used mercury.
Mercury vapor is toxic to Inhale and causes neurological damage. A 170-gram sample of
mercury requires how much heat to move from the liquid to gas phase? (Lvap = 2.95 x 10'J/kg]
a. - (170 ) (4.18 /gºC) (2.95 x 10's/kg)
b. Q - (170 g) + (2.95 x 10°J/kg)
c. Q - (0.17 kg) (2.95 x 10 /kg)
d. - (2.95 x 10" J/kg) + (0.17 kg)