Question

In: Chemistry

Determine the mole fraction of ethanol when 8.8 moles of ethanol are dissolved in 9.56 moles...

Determine the mole fraction of ethanol when 8.8 moles of ethanol are dissolved in 9.56 moles of water. Answer to 3 decimal places.

Determine the mole fraction of ethanol, C2H5OH (Molar mass = 46.08 g/mol) when 12 grams of ethanol is dissolved in 43.3 grams of water, H2O (Molar mass = 18.02 g/mol). Answer to 3 decimal places.

Determine the molarity of a solution that contains 1.5 moles of ethanol dissolved in 9.7 liters of solution. Answer to 2 decimal places.

Determine the molarity of a solution containing 16.9 grams of ethanol, C2H5OH (Molar mass = 46.08 g/mol) dissolved in 2.6 liters of solution. Answer to 2 decimal places.

Solutions

Expert Solution


Related Solutions

Calculate the mole fraction of A if 25g of it is dissolved in 50 moles of B. Given the molar mass of A is 25 g/mole.
Calculate the mole fraction of A if 25 gm of it is dissolved in 50 moles of B. Given the molar mass of A is 25 gm/mole.
A vapor composed of 0.65 mole fraction ethanol and 0.35 mole fraction acetic acid at 120.0...
A vapor composed of 0.65 mole fraction ethanol and 0.35 mole fraction acetic acid at 120.0 mmHg (absolute), is in equilibrium with a liquid phase also composed of ethanol and acetic acid. Assume that the liquid is an ideal solution and apply Raoult's law to find the following. What is the temperature of the liquid____oC? What are the mole fractions of the liquid pahse? XE=___mol ethanol/mol XA=___ mol acetic acid/mol
Chemical Engineering Problem: A vapor composed of 0.25 mole fraction ethanol and 0.75 mole fraction acetic...
Chemical Engineering Problem: A vapor composed of 0.25 mole fraction ethanol and 0.75 mole fraction acetic acid at 120.0 mmHg (absolute), is in equilibrium with a liquid phase also composed of ethanol and acetic acid. Assume that the liquid is an ideal solution and apply Raoult\'s law to find the following. What is the temperature of the liquid? What is the Temperature of the fluid? _____C What are the mole fractions of the liquid phase? XE=_____mol ethanol/mol XA=_____mol acetic acid/mol
Fish rely on dissolved O2 in the water for life. Calculate the mole fraction of dissolved...
Fish rely on dissolved O2 in the water for life. Calculate the mole fraction of dissolved O2 in water at 25 degree Celsius and compare the molarities of O2. Assume O2 makes up 20% of the atmosphere and use Henry's constant. K: 3.27x10^-7 and K': 773 atm*kg/mol.
What is the mole fraction of water in a solution containing water and ethanol that is...
What is the mole fraction of water in a solution containing water and ethanol that is 470% water by mass?
What is the mole fraction of ethanol in a solution made by dissolving 29.2 g of...
What is the mole fraction of ethanol in a solution made by dissolving 29.2 g of ethanol, C2H5OH, in 53.6 g of water? 0.176 0.213 0.545 0.352
What are the mole fraction (X) and molality (m) of ethanol (C2H5OH) in an aqueous solution...
What are the mole fraction (X) and molality (m) of ethanol (C2H5OH) in an aqueous solution that is 45.0% ethanol by volume? The density of water is 1.00 g/mL and that of ethanol is 0.789 g/mL. mole fraction = ?????; molality = ??? m
1. Determine the mole fraction composition for the following mixture.
  1. Determine the mole fraction composition for the following mixture. The mixture solution is composed of two volatile components:   Solute: pentane (72.0 g/mol)   Solvent: hexane (86.0 g/mol) The vapor pressures are the following:   Solution: 258 torr   Solute Pentane: 425 torr   Solvent Hexane: 151 torr Assume ideal behavior and that the mixture is at room temperature The answer isXpentane = 0.391Xhexane = 0.609 2. A 35.0-g sample of hemogoblin is dissolved in enough water to make 1.00L of solution. The...
Determine the composition in mole fraction of the following gas. Component Composition Weight Fraction Molecular Weight...
Determine the composition in mole fraction of the following gas. Component Composition Weight Fraction Molecular Weight Mole Fraction Methane 0.880 16.04 ? Ethane 0.043 30.07 ? Propane 0.042 44.10 ? n-Butane 0.035 58.12 ?
Determine the molarity when 12.9 grams of ethanol, C2H5OH (Molar mass = 46.08 g/mol) is dissolved...
Determine the molarity when 12.9 grams of ethanol, C2H5OH (Molar mass = 46.08 g/mol) is dissolved in 248.8-mL of solution. Answer to 2 decimal places. Determine the molality when 4.93 moles of ethanol are dissolved in 0.489 kg of water. Answer to 2 decimal places. Determine the molality of a solution when 43.4 grams of ethanol, C2H5OH (Molar mass = 46.08 g/mol) is dissolved in 0.189 kg of water. Answer to 2 decimal places. Determine the molality when 24.3 grams...
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT