please answer ASAP 1.2One mole of ethanol, CH3CH2OH, is placed in a 250 mL beaker. Anothermole of ethanol is placed in a 1.0 L beaker. Both beakers are covered and maintained atthe same temperature. The equilibrium partial pressure of ethanol in the gas phase inthe 250 mL beaker is 88 mm Hg. What is the equilibrium partial pressure, in millimetersof mercury, in the 1.0 L beaker?a) 22b) 44c) 88d) 176e) 3521.3Pentane (C5H12) and hexane (C,H14) form an ideal solution. The vaporpressures of pentane and hexane at 25 °C are 511 torr and 150 torr, respectively. If themole fraction of hexane in a pentane-hexane solution is 0.50, what is the mole fraction ofpentane in the vapor that is in equilibrium at 25 °C with this solution.a) 0.23b) 0.77c) 0.89d) 0.50e) none of these1.4The solubility of the salt MAy is 1.0 x 10-2 mol/L at 25°C. The osmoticpressure exhibited by a solution saturated with MrAy at 25°C is 1.22 atm. Determine thevalues of x and y by assuming ideal behavior.a) x= 1, y =3b) x = 2, y = 5c) x = 1, y = 1d) x = 2, y = 3e) none of these1.5A 50.00 g sample of a compound dissolved in 0.500 kg of chloroform(which boils at 61.2 °C and has K= 3.63 °C kg/mole) is found to elevate the boilingpoint of the solution by 2.50 °C. What is the molecular mass of the solute? (assume i=1)a) 70.6 g/moleb) 145 g/molec) 145.2 g/moled) 245 g/molee) none of these

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1.2 One mole of ethanol, CH3CH2OH, is placed in a 250 mL beaker. Another mole of ethanol is placed in a 1.0 L beaker. Both beakers are covered and maintained at the same temperature. The equilibrium partial pressure of ethanol in the gas phase in the 250 mL beaker is 88 mm Hg. What is the equilibrium partial pressure, in millimeters of mercury, in the 1.0 L beaker? ) 22 b) 44 c) 88 d) 176 e) 352

1.2 One mole of ethanol, CH3CH2OH, is placed in a 250 mL beaker. Another mole of ethanol is placed in a 1.0 L beaker. Both beakers are covered and maintained at the same temperature. The equilibrium partial pressure of ethanol in the gas phase in the 250 mL beaker is 88 mm Hg. What is the equilibrium partial pressure, in millimeters of mercury, in the 1.0 L beaker? ) 22 b) 44 c) 88 d) 176 e) 352

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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