in the presence of dilute H2SO4, K₂ Cr2O7 is reduced to Cr2(SO4)3. Find out the valency of Cr in K2Cr2O7 . write the status of K2CR2O7. Calculate the equivalent weight of K2CR2O7​

for points guys

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