What is the freezing point of a solution containing 22.78 g juglone (C10H6O3), a nonelectrolyte, and 207.0 g acetic acid (CH3COOH)? The normal freezing point of acetic acid is 16.60 °C and Kfp for acetic acid is 3.90 °C/m
What is the freezing point of a solution containing 22.78 g juglone (C10H6O3), a nonelectrolyte, and...
What is the freezing point of a solution containing 45.39 g 5-bromo-2-naphthoic acid (C11H7BrO2), a nonelectrolyte, and 160.7 g acetic acid (CH3COOH)? The normal freezing point of acetic acid is 16.60 °C and Kfp for acetic acid is 3.90 °C/m.
The freezing point of a solution of 1.104 g of an unknown nonelectrolyte dissolved in 36.81 g of benzene is 1.08°C. Pure benzene freezes at 5.48°C and its Kf value is 5.12°C/m. What is the molecular weight of the compound?
Calculate the freezing point (in degrees C) of a solution made by dissolving 3.79 g of anthracene{C14H10} in 81.1 g of benzene. The Kfp of the solvent is 5.12 K/m and the normal freezing point is 5.5 degrees C
Calculate the freezing point (in degrees C) of a solution made by dissolving 2.56 g of sucrose in 37.2 g of water. The Kfp of the solvent is 1.86 K/m and the normal freezing point is 273 K. Enter your answer to 2 decimal places.
Calculate the Freezing point of a solution containing 0.6 kg of chloroform, CHCL3, and 42.0 g of eucalptol, C10H18O. the normal freezing point of cholorform is (-63.5 c ) and the Kf IS 4.68 c/m
An aqueous solution containing 17.3 g of an unknown molecular (nonelectrolyte) compound in 102.0 g of water was found to have a freezing point of -1.6 ?C. Part A Calculate the molar mass of the unknown compound.
Determine the Freezing Point of a Solution Question 3.4 g of a nonelectrolyte dissolved in 78.3 g of water produces a solution that freezes at -4.5'C. what is the molar mass of this solute? K1.86 C Your answer should have tJ6 significant figures. Provide your answer below:
Colligative properties, determination of the freezing point of a nonelectrolyte, unknown solution. 1. What is the freezing point depression for the unknown, nonelectrolyte solution? 2. How do you determine the molar mass of the unknown, nonelectrolyte compound for each trial, and what is the average molar mass for the unknown compound? Please help me figure this out? We performed experiment with the solution in a tube suspended in a bath of ice water and mixed solution/observed for freezing. Here is...
An aqueous solution containing 16.2 g of an unknown molecular (nonelectrolyte) compound in 109.5 g of water was found to have a freezing point of -1.8 ∘C. Calculate the molar mass of the unknown compound. Please show all work.
Pure toluene freezes at 41.9°C and has a freezing point depression constant of 5.1°C/m. The freezing point of a solution containing 2.41 g of an unknown non-ionizing compound in 55.46 g of toluene is 38.1°C. What is the molar mass of the unknown compound? QUESTION 2 A solution of acetic acid, HC2H302, a weak monoprotic acid, was standardized by titration with 0.1660 M NaOH solution. If 20.59 mL of the NaOH were required to neutralize completely 18.23 mL of the...