8. (06.02 LC) A cooling curve has two flat lines, or plateaus. What does the plateau at the higher temperature represent? (5 points)
Increase in temperature of a liquid
Decrease in temperature of a gas
Condensation of a gas
Freezing of a liquid

in the analysis of systems that involve fluid flow, we frequently encounter the combination of properties u and pv.

atomic mass = 39

number of neutrons = 20

number of protons= 19

electronic configuration = 1s2 2s2 2p6 3s2 3p6 4s1

the number of electron in first shell = 2

number of electrons in n=3 shell = 8

here is table 2-2:

country

percent of eligible voters that voted

rank

united states

44.9%

138

canada

60.1%

107

costa rica

84.6%

14

hungary

66.9%

82

japan

57.0%

118

egypt

27.7%

159

south africa

85.5%

10

ans is no, the data set cannot be plotted as a single circle graph