What is the mole fraction sucrose when 295 g sucrose C 12H 22O 11 (molar mass 342.3 g/mol) is dissolved in 405 g water?
What is the mole fraction sucrose when 295 g sucrose C 12H 22O 11 (molar mass...
When 1.986 grams of sucrose (Molar mass 342.3 g/mol) is burned in a bomb calorimeter, the temperature of the calorimeter increases from 22.41°C to 26.63°C. If the heat capacity of the calorimeter is 4.900 kJ/°C, what is the heat of combustion of sucrose?
When 1.151 grams of sucrose (Molar mass 342.3 g/mol) is burned in a bomb calorimeter, the temperature of the calorimeter increases from 22.41°C to 26.63 °C. If the heat capacity of the calorimeter is 4.900 kJ/°C, what is the heat of combustion of sucrose?
A solution made by dissolving 85.0 g f sucrose (Molar mass. 342.3 g/mol) in 515 go acetic acid at 25 degree C froze at 14.95degreeC. Freezing point of the pure acetic acid is 16.90degreeC.Density of acetic acid is 1.05 g/ml. at 25 degree C. Answer the following and show your work in the space provided. Molality of sucrose solution = K_i of acetic acid = 93.42 g of an unknown non-volatile, non-electrolyte solute was dissolved in 850.g of acetic acid....
Calculate the concentration of CO 2 in orange soda that was bottled (at a certain temperature) with a partial pressure of CO 2 of 3.15 atm over the liquid. At that temperature, the Henry's law constant, k, for CO 2 is 3.05 x 10 -2 mol/L atm. (i.e., 3.05 x 10 -2 M/atm) 14.0 M 8.12 M 2.74 M 6.63 x 10 -3 M 0.0961 M 23.8 M 11.9 M 7.93 x 10 -1 M 2. What is the mole fraction of sucrose when...
A can of Pepsi is about 11% by mass sugar (C _12 H_22 O_11 ; molar mass = 342.3 g mol^-1). Assuming the solvent is water and ignoring any other solutes, what is the mole percent of sugar in soda? (density of the soda = 1.1 g mL^-1 A. 11% B. 0.65% C. 10% D. 12% E. 0.03%
The temperature rises from 25.00°C to 29.00°C in a bomb calorimeter when 3.50 g of sucrose undergoes combustion in a bomb calorimeter. Calculate ΔErxn for the combustion of sucrose in kJ/mol sucrose. The heat capacity of the calorimeter is 4.90 kJ/°C. The molar mass of sugar is 342.3 g/mol
The temperature rises from 25.00°C to 29.00°C in a bomb calorimeter when 3.50 g of sucrose undergoes combustion in a bomb calorimeter. Calculate ΔErxn for the combustion of sucrose in kJ/mol sucrose. The heat capacity of the calorimeter is 4.90 kJ/°C. The molar mass of sugar is 342.3 g/mol
Calculate the mole fraction of Fe when iron(III) chloride hexahydrate is dissolved into 192.404 deionized water. ( The molar mass for water is 18.00 grams and for iron is 55.85 grams.) Mass of iron chloride hexaĥydrate is 270.295 g/mol.
Determine the mass, in grams, of sucrose (C12H22O11,M = 342.3 g/mol) needed to prepare a solution with a vapor pressure of 41.1 mm Hg. The glucose is dissolved in 738 g of water at 40 °C. The vapor pressure of pure water at 35 °C is 42.2 mmHg.
Yor u UELOW ! 35. What is the molar mass of a nonelectrolyte if 6.02 grams dissolved in 30.0 grams of benzene no va saven mol Sur freezes at -1.55 °C? The freezing point of pure benzene is 5.50 °C and the freezing point depression constant, Krp, is -5.12 Cm. ATEMki mm? a) 146 g/mol b) 201 g/mol c) 261 g/mol d ) 276 g/mol e) 376.2 g/mol Tsol- 5.50 = (-5.12) (X) Answer: a 0.03Kg 26 What is the...