A) calculate δh o fus and δs o fus for sodium metal and determine the melting temperature of sodium. δh o fus kj/mol δs o fus j/k · mol tmelt °c
(b) calculate δh o vap and δs o vap for sodium metal and determine the boiling temperature of sodium. δh o vap kj/mol δs o vap j/k · mol tboil °c

i would say b

explanation:

but i think i would need more information than that

(b) which contains higher levels of vitamin b, oranges or spinach?

explanation:

you can eliminate a, c, and d because they are questions based on opinions.

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