Read the given equation. na2o2 + co2 → na2co3 + o2 what volume of o2 gas is produced from 2.80 liters of co2 at stp?

At STP same number of moles of gases occupy the same number of moles of gases occupy the same volume. Therefore for the since the ratio of CO2 used to the O2 produced is 1:1 hence the volume of O2 will be 2.80 liters.

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