Selasa, 09 September 2008

TEST.ELECTROLYTE AND NONELECTROLYTE SOLUTIONS

1.Explain the differences elctrolyte and nonelectrolyte solutions !
2.Why electrolyte solutions can conducts electricity ?
3.4.5 grams of glucose (Mr = 180 )is dissolved in 100 grams of water.The molality of the solution is....
4.The mole fraction of 36 grams of glucose (Mr =180 )in 90 grams of water (Mr = 18 )is....
5.Given that 100 ml of sulfuric acid of 49 % has density 1.4 kg/L.Calculate :
a.M
b.m
c.Xt and Xp