Calculate the freezing point of a solution containing 40 grams
of KCl and 4400.0 grams of...
Calculate the freezing point of a solution containing 40 grams
of KCl and 4400.0 grams of water. The
molal-freezing-point-depression constant (Kf) for water
is 1.86
Given: Calculate the freezing point and boiling point of a
solution containing 17.0 g of naphthalene (C10H8) in 119.0 mL of
benzene. Benzene has a density of 0.877 g/cm3.
Part A
Calculate the freezing point of a solution.
(Kf(benzene)=5.12∘C/m.)
Part B
Calculate the boiling point of a solution.
(Kb(benzene)=2.53∘C/m.)
Calculate the freezing point and boiling point of a solution
containing 16.0 g of naphthalene (C10H8) in 109.0 mL of benzene.
Benzene has a density of 0.877 g/cm3.
Part A
Calculate the freezing point of a solution.
(Kf(benzene)=5.12∘C/m.)
Part B
Calculate the boiling point of a solution.
(Kb(benzene)=2.53∘C/m.)
Calculate the freezing point and melting point of a solution
containing 10.0 g of naphthalene (C10H8) in
100.0 mL of benzene. Benzene has a density of 0.877
g/cm3
Calculate the freezing point and boiling point of a solution
containing 10.6 g of naphthalene (C10H8) in 114.0 mL of benzene.
Benzene has a density of 0.877 g/cm3.
Calculate the freezing point of a solution.
(Kf(benzene)=5.12∘C/m.)
Calculate the boiling point of a solution.
(Kb(benzene)=2.53∘C/m.)
Calculate the freezing point and boiling point of a solution
containing 7.90 g g of ethylene glycol (C2H6O2) in 92.7 mL of
ethanol. Ethanol has a density of 0.789 g/cm3
Calculate the freezing point of the solution.Express the answer
using four significant figures.
Calculate the boiling point of the solution.Calculate your
answer using three significant figures.
Calculate the freezing point of a solution containing 104 g
FeCl3 in 153 g water.
Calculate the boiling point of a solution above.
Calculate the freezing point of a solution containing 55.2 % KCl
by mass (in water).
Calculate the freezing point of a solution containing 3.34 m
MgF2.
Calculate the boiling point of a solution above
Calculate the freezing point of a solution containing 13.2 gg
FeCl3FeCl3 in 159 gg water.
Calculate the boiling point of the solution above.
Calculate the freezing point of a solution containing 5.9 %%
KClKCl by mass (in water).
Calculate the boiling point of the solution above.
Calculate the freezing point of a solution containing 0.151m
MgF2
Calculate the boiling point of the solution above.
1) Calculate the freezing point depression expected for an
aqueous solution made by mixing 185.0 grams of glycerol, C3H8O3,
with 8.00*102 grams of water. Show your work
with correct significant figures. Kf for water is 1.86
°C/m.
2) Calculate the molar mass of a substance if the addition of
42.50 grams of the substance to 400.0g of ethyl acetate (Kb= 2.82
°C/m) elevated the boiling point of the ethyl acetate by
2.26 °C. Show your work with correct significant
figures....
Calculate the freezing point of a solution containing 1.25 g of
benzene (78 g/mol) in 100 g of chloroform.
∆T =
Km
Kfp chloroform = 4.68
oC/m
Freezing point chloroform = -63.5
oC