3. Yapor pressure lowering a) How many grams of sucrose must be added to 430 g...
3a. How many grams of sucrose must be added to 430g of water to lower the vapor pressure 1.4mmHg at 25C? The vapor pressure of water at 25C is 233.8 mmHg and molar mass is 342.3 g/mol 3. Vapor pressure lowering a) How many grams of sucrose must be added to 430 R of water to lower the vapor pressure 1.4 mm Hg at 25 °C? The vapor pressure of water at 25°C is 23.8 mm Hg and the molar...
The vapor pressure of water is 23.76 mm Hg at 25°C. How many grams of sucrose, C12H22011, a nonvolatile, nonelectrolyte (MW = 342.3 g/mol), must be added to 191.5 grams of water to reduce the vapor pressure to 23.29 mm Hg? water = H,0 = 18.02 g/mol. g sucrose The common laboratory solvent benzene is often used to purify substances dissolved in it. The vapor pressure of benzene, C6H6, is 73.03 mm Hg at 25°C. In a laboratory experiment, students...
Q) How many grams of sucrose C12H22O11 (molar mass =342.29 g/mol) must be added to 100. g of water at 100 degree C to change the vapor pressure to 752 mm Hg ? answer 20.2 g Please explain thank you
What is the vapor pressure for an aqueous sucrose (C12H22011) solution containing 34.2 g of sucrose and 180 g of water (H2O) at 25°C? Pº(H20) at 25°C 23.8 mm Hg Molar mass of 342 g/mol sucrose Molar mass of 18.0 g/mol water 23.8 mm Hg O 0.23 mm Hg 23.6 mm Hg 13.2 mmHg
How many grams of sucrose (C12H22O11) must be added to 487 g of water to give a solution with a vapor pressure 0.871 mmHg less than that of pure water at 20°C? (The vapor pressure of water at 20°C is 17.5 mmHg.)
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.
The vapor pressure of chloroform is 173.1 mm Hg at 25 °C. How many grams of estrogen (estradiol), C18H24O2, a nonvolatile, nonelectrolyte (MW = 272.4 g/mol), must be added to 171.0 grams of chloroform to reduce the vapor pressure to 170.7 mm Hg ? chloroform = CHCl3 = 119.40 g/mol. g estrogen How many grams of estrogen?
Enter your answer in the provided box. How many grams of sucrose (C12H22O11) must be added to 677 g of water to give a solution with a vapor pressure 0.787 mmHg less than that of pure water at 20°C? (The vapor pressure of water at 20°C is 17.5 mmHg.)
The vapor pressure of ethanol is 54.68 mm Hg at 25°C. How many grams of saccharin, C7H5NO3S, a nonvolatile, nonelectrolyte (MW = 183.2 g/mol), must be added to 247.0 grams of ethanol to reduce the vapor pressure to 54.03 mm Hg ? ethanol = CH3CH2OH = 46.07 g/mol.
The vapor pressure of benzene is 73.03 mm Hg at 25°C. How many grams of testosterone, C19H28O2, a nonvolatile, nonelectrolyte (MW = 288.4 g/mol), must be added to 222.0 grams of benzene to reduce the vapor pressure to 72.20 mm Hg ? benzene = C6H6 = 78.12 g/mol.