Explain why the value of Z gives the charge on the nucleus. What are the units of measurement?

space exploration has led to the development and technological improvement of many everyday items. (if this answer is wrong i will find the right answer) : )

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