organic chem
Hexachlorophene is used as a disinfectant in germicidal soap. What mass of hexachlorophene (MW= 406.9g/mol) must be added to 125g of chloroform to give asolution with a boiling point of 62.60 degree celcius? Kb=3.63oC/m, boiling point of pure chloroform =61.70 degree celcius
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Hexachlorophene is used as a disinfectant in germicidal soaps. What mass of hexachlorophene ( = 406.9...
Hexachlorophene is used as a disinfectant in germicidal soaps. What mass of hexachlorophene ( = 406.9 g/mol) must be added to 125 g of chloroform to give a solution with a boiling point of 62.60°C? Kb = 3.63°C/m, boiling point of pure chloroform = 61.70°C please provide me with right solution with detailed steps.
1.Which compound is the most soluble in water? A. CH3CH2CH2CH2CH2OH B. CH3CH2CH2CH2OH C. CH3CH2CH2CH2CH2CH2CH2OH D. CH3CH2CH2OH...
1.Which compound is the most soluble in water?
A. CH3CH2CH2CH2CH2OH B. CH3CH2CH2CH2OH
C. CH3CH2CH2CH2CH2CH2CH2OH D. CH3CH2CH2OH
E. All of these compounds are equally soluble in water.
2. Which of these compounds is a strong electrolyte?
A. H2O B. O2 C. H2SO4 D. C6H12O6 (glucose) E. CH3COOH (acetic
acid)
3. Hexachlorophene is used as a disinfectant in germicidal
soaps. What mass of hexachlorophene (406.9 g/mol) must be added to
125 g of chloroform to give a solution with a boiling point...
Cinnamaldehyde (M.M = 132.15 g/mol) is used as a flavoring agent. What mass of Cinnamaldehyde must...
Cinnamaldehyde (M.M = 132.15 g/mol) is used as a flavoring agent. What mass of Cinnamaldehyde must be added to 175g of ethanol to give a solution whose boiling point is 82.7C. [Kb= 1.22C/m, boiling point of pure ethanol= 78.5C].
5 The boiling point of chloroform CHCl_3 is 61.70 degree C at 1 atmosphere A nonvolatile....
5
The boiling point of chloroform CHCl_3 is 61.70 degree C at 1 atmosphere A nonvolatile. nonelectrolyte that dissolves in chloroform is cholesterol If 11.59 grams of cholesterol C_27H_46O (336.6 g/mol) are dissolved in 232.3 grams of chloroform. The molality of the solution is m. The boiling point of the solution is degree C.
Eugenol is a non-electrolytic organic compound found in essential oils of several spices such as nutmeg,...
Eugenol is a non-electrolytic organic compound found in essential oils of several spices such as nutmeg, cinnamon, and basil. To extract the eugenol from a sample of spices, a researcher soaked the spices in chloroform. If 328 mg of eugenol dissolved in 10.0 g of chloroform resulting in a solution with a boiling point 0.726°C higher than pure chloroform, what is the molar mass (g/mol) of eugenol? chloroform Kb = 3.63°C/m
some ehtylene glycol was added to yoru car's cooling system along with 5 kg of water
Some ethylene glycol (OHCH2CH2OH) was added to your car's cooling system along with 5.0 kg of water.a. if the freezing point of the solution is -15.0 degrees celcius, what mass in grams of glycol must have been added? Kf(H2O)=1.86 degrees celcius kg mol^-1.b. What is the boiling point of the coolant mixture? Kb(H20) = 0.52 degrees celcius kg mol^-1.
Pure ethanol has a boiling point of 78.0 °C. What is the boiling point of a...
Pure ethanol has a boiling point of 78.0 °C. What is the boiling point of a solution that contains 12.7 grams of KI (MW = 166 g/mol) dissolved in 125 grams of ethanol (MW = 46.0 g/mol)? Assume that KI is a strong electrolyte in ethanol. (Ethanol: kb= 1.22 °C/m)
1) if 6.85 of glucose( C6H12O6, molar mass=180.2 g/mol) is dissolved in 155g of chloroform( CHCL3,molar...
1) if 6.85 of glucose( C6H12O6, molar mass=180.2 g/mol) is dissolved in 155g of chloroform( CHCL3,molar mass= 119.4 g/mol) , what is the boiling point of the solution. ( the boiling point of pure CHCl3 is 61.2 celsius, and Kb = 3.63 celsius/m for CHCl3) 2) a,) Liquid ammonia (boiling point = -33.4C) can be used as a refrigerant and heat transfer fluid. How much energy is needed to heat 25.0 g of NH3(l) from -65.0C to -12.0C? Heat of...
F. A solution was prepared by dissolving 0.800 g of sulfur S8, in 100.0 g of...
F. A solution was prepared by dissolving 0.800 g of sulfur S8, in 100.0 g of acetic acid, HC2H3O2. Calculate the freezing point and boiling point of the solution . For the solvent, Kb = 3.08 oC/m and Kf = 3.59 oC/m. G. Butylated hydroxytoluene (BHT) is used as an antioxidant in processed foods. (It prevents fats and oils from becoming rancid.) A solution of 2.500 g of BHT in 100.0 g of benzene had a freezing point of...
The boiling point of water is 100.00 °C at 1 atmosphere. A student dissolves 12.31 grams...
The boiling point of water is 100.00 °C at 1 atmosphere. A student dissolves 12.31 grams of cobalt(II) acetate, Co(CH3COO)2 (177.0 g/mol), in 287.1 grams of water. Use the table of boiling and freezing point constants to answer the questions below. Solvent Formula Kb (°C/m) Kf (°C/m) Water H2O 0.512 1.86 Ethanol CH3CH2OH 1.22 1.99 Chloroform CHCl3 3.67 Benzene C6H6 2.53 5.12 Diethyl ether CH3CH2OCH2CH3 2.02 The molality of the solution is _____m. The boiling point of the solution is °____C....
1.Which compound is the most soluble in water?
A. CH3CH2CH2CH2CH2OH B. CH3CH2CH2CH2OH
C. CH3CH2CH2CH2CH2CH2CH2OH D. CH3CH2CH2OH
E. All of these compounds are equally soluble in water.
2. Which of these compounds is a strong electrolyte?
A. H2O B. O2 C. H2SO4 D. C6H12O6 (glucose) E. CH3COOH (acetic
acid)
3. Hexachlorophene is used as a disinfectant in germicidal
soaps. What mass of hexachlorophene (406.9 g/mol) must be added to
125 g of chloroform to give a solution with a boiling point...
5
The boiling point of chloroform CHCl_3 is 61.70 degree C at 1 atmosphere A nonvolatile. nonelectrolyte that dissolves in chloroform is cholesterol If 11.59 grams of cholesterol C_27H_46O (336.6 g/mol) are dissolved in 232.3 grams of chloroform. The molality of the solution is m. The boiling point of the solution is degree C.
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