How do atoms of copper differ from atoms of aluminum? They are not pure substances.
They are not pure substances.

They have different chemical properties.
They have different chemical properties.

They can be formed by physical changes.
They can be formed by physical changes.

They are made up of more than one type of particle.

passing a magnet thought the

mixture , because iron gets attracted to magnet .

they are all solids.

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