(Thermochemistry)
create two solutions such that when you mix equal amounts together, the resulting solution has an initial temperature of 50 degrees Celcius. Note that each flask contains 100 mL of solution. we can assume the heat capacity of the aqueous solutions is equal to 4.18 J/gK degrees.

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

c. 4.54 x 10–12 j happens to be correct