The graph given below plots the (approximate) partial molar volumes of ethanol (black line) and water (red line) in units of ml/mole at 25°C in a mixture as a function of the mole fraction of ethanol. Use the information in this graph (note the different y axes for water and ethanol) and the densities at 25°C to calculate the resulting total volume of the 0.998 2) ml g following two mixtures.(pethanol 0.789 & PH20 ml a. 150 ml ethanol + 100 ml H20 b. 200 ml ethanol + 40 ml H2O 17 V H20 V ETOH 16 - V ELOH V H20 0.6 0.8 1.0 0.0 0.2 0.4 XELOH 53 54 55 99 15

The graph given below plots the (approximate) partial molar volumes of ethanol (black line) and water (red line) in units of ml/mole at 25°C in a mixture as a function of the mole fraction of ethanol. Use the information in this graph (note the different y axes for water and ethanol) and the densities at 25°C to calculate the resulting total volume of the 0.998 2) ml g following two mixtures.(pethanol 0.789 & PH20 ml a. 150 ml ethanol + 100 ml H20 b. 200 ml ethanol + 40 ml H2O 17 V H20 V ETOH 16 - V ELOH V H20 0.6 0.8 1.0 0.0 0.2 0.4 XELOH 53 54 55 99 15

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...

See similar textbooks

Similar questions

A gas mixture for use in some lasers contains 4.65 %%by weight HClHCl, 2.35 %% H2H2, and 93 %% NeNe. Part A: What is the mole fraction of HClHCl in this mixture? Part B: What is the mole fraction of HClHCl in this mixture? Part C: What is the mole fraction of NeNe in this mixture?
A solution is made by mixing equal masses of methanol, CH,O, and ethanol, C,H,O. Determine the mole fraction of each component to at least three significant figures. Xmeth = X ah
Calculating mole fraction.
5-A solution of common salt in water is prepared by adding 30 g of salt ( CaCl2 ) to 100 g of water, to make a liquid of density (=1400 kg/m3) . Calculate the concentration of salt in this solution as a mole fraction. (Use: Ca= 40, Cl= 35.5, O= 16, H= 1 g/mole )
Calculate freezing temperature Tf and the boiling temperature Tb for a solution formed by mixing 13.4 g of Barium chloride, strong electrolyte, with 165 g of acetic acid, freezing point 17.0 °C and boiling point of 118 °C. The Kf and K, for the solvent are 3.90 °C/m and 3.07 °C/m, respectively. hp EUUCO20610 f8 米 fo 144 f7 %23 $ 4. & 2 3 6. 8. Y U S D C V
A dilute solution of acetic acid produced by fermentation and oxidation of natural carbohydrates is called vinegar. If 50.2 g of acetic acid, CH3COOH , are dissolved in 69.9 g of water, what is the mole fraction of acetic acid? Atomic Mass: C=12.01 ; H=1.008 ; O= 16.0 Express your answer in three decimal places. Do not write the unit.
solve and explain step by step
A solution is made by mixing 114. g of acetyl bromide (CH, COBR) and 83. g of heptane (C,H16). Calculate the mole fraction of acetyl bromide in this solution. Be sure your answer has the correct number of significant digits.
A solution is made by mixing 97. g of acetyl bromide (CH;COB1) and 146. g of heptane (C,H16). Calculate the mole fraction of acetyl bromide in this solution. Round your answer to 2 significant digits.
A mixture containing acetone (C3H6O) and chloroform (CHCl3) is prepared in which the mole fraction of chloroform is 0.4297. The partial molar volumes of acetone (A) and chloroform (C) for this mixture are mL mol VA = 74.166 mL Vc = 80.235 mol (a) What is the number of moles of each component and the volume (in mL) of the mixture if it has a total mass of 278.0 g? (b) What is the volume of the unmixed components of this mixture (in mL) if their individual molar volumes (in pure form) are V (acetone) = 73.993 V (chloroform) = 85.665 Does the total volume of the materials expand or contract upon mixing? mL mol mL mol
A solution is made by mixing 48. g of heptane (C₂H₁6) and 39. g of chloroform (CHC13). 16 Calculate the mole fraction of heptane in this solution. Round your answer to 2 significant digits.
A dilute solution of acetic acid produced by fermentation and oxidation of natural carbohydrates is called vinegar. If 44.6 g of acetic acid, CH3COOH , are dissolved in 68.8 g of water, what is the mole fraction of acetic acid? Atomic Mass: C=12.01 ; H=1.008 ; O = 16.0 Express your answer in three decimal places. Do not write the unit.