Which solution has the higher boiling point?(a) 38.0 g of C₃H₈O₃ in 250. g of ethanol or 38.0 g of C₂H₆O₂ in 250. g of ethanol(b) 15 g of C₂H₆O₂ in 0.50 kg of H₂O or15 g of NaCl in 0.50 kg of H₂O

What is the boiling point of a solution containing 1.50 g C9H8O4 in 75 grams CHCl3? (kb CHCl3 = 3.63 oC/m; T*b= 61.7oC)

Ethanol (C₂H₅OH) has a vapor pressure of 93.0 torr and a density of 0.785 g/mL. Pentane (C₅H₁₂) has a vapor pressure of 435.0 torr and a density of 0.626 g/mL. Calculate the vapor pressure (in torr) of a solution containing 495 mL of ethanol and 255 mL of pentane. Assume this solution behaves ideally.

What partial pressure of O2 gas (in mm Hg) is required to maintain a solubility of 2.50×10-2 g/L in water at 25 °C?   kH for O2 at 25 °C is 1.28×10-3 mol/L·atm.

Ethanol (C₂H₅OH) has a vapor pressure of 93.0 torr and a density of 0.785 g/mL. Pentane (C₅H₁₂) has a vapor pressure of 435.0 torr and a density of 0.626 g/mL. Calculate the vapor pressure (in torr) of a solution containing 495 mL of ethanol and 305 mL of pentane. Assume this solution behaves ideally.

Ethanol (C₂H₂OH) has a vapor pressure of 93.0 torr and a density of 0.785 g/mL. Pentane (C₂H₁₂) has a vapor pressure of 435.0 torr and a density of 0.626 g/mL. Calculate the vapor pressure (in torr) of a solution containing 495 mL of ethanol and 165 mL of pentane. Assume this solution behaves ideally.