The book will serve as a flat surface on which you
will later place additional weights. It has its own
mass, which you need to measure.
Zero the balance. Place the book on the balance
Measure the mass to the nearest gram (1 g).
g
497.6809
ZERO

b) nuclear ive learned that in a pedtrodic table

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

0.88m hope i am correct : )