Vapor pressure is the pressure exerted by vapor above
liquiuds.
Liquid having low B.P will vaporize easily and hence their
vapor
pressure will be high. Among the given set Br2 has least
boiling
point . Hence it will have highest vapor pressure
Answer
C) Br2 : bp = 58.8 C
9) Which of the following liquids will exhibit the highest vapor pressure? A) H20, bp =...
Place the following liquids in ascending order (from lowest to highest) of viscosity, surface tension and vapor pressure. methanol (bp = 64.7oC) CCl4 (bp = 76.72oC) C4H6Br4 (bp = 310oC) Surface tension Vapor pressure Methanol is CH3OH
Assume all of the following are liquids. Which has the highest vapor pressure? O A. CH3C(O)CH3 B. CH3CH2OH OC.CH3CH3 D. not enough information E. CH4
Consider the following list of liquids and their boiling points: ether, bp = 35°C acetone, bp = 56°C cyclohexane, bp = 80°C water, bp = 100°C Which liquid is predicted to have the largest vapor pressure near room temperature (25°C)? O A. cyclohexane B. cannot tell with the information given C. water D. ether E. acetone
You are given the following boiling point data, Which one of the liquids would you expect to have the highest vapor pressure at room temperature! a. ethanol, CH3CH2OH 78.5°C b. water, H20 100°C Oc. diethyl ether, CH3CH2 O CH2CH3 34.5°C Od. ethylene glycol, HO CH2 CH2 OH 198°C Oe methanol, CH3OH 64.96°C
Based only on intermolecular attraction, predict which of the following liquids has the highest vapor pressure. Question 14 options: CH3-CO-OH CH3-CH2-CH2-Cl CH3-CH2-CH2-CH2-CH3 CH3-CH2-S-CH3
5) Answer the following questions using the following information. The vapor pressures of 4 liquids @ 25°C, Liquid A = 540 mmHg B = 600 mmHg C = 680 mmHg D = 450 mmHg. a) Which liquid will have the highest normal boiling point? b) Which liquid has the highest vapor pressure? c) As the pressure over the liquids is reduced which liquid will boil first? d) Intermolecular forces(IMF) are greatest between molecules of which liquid?
11. Order the following from highest vapor pressure to lowest by ordering the expected strength of the intermolecular forces. Molecule Dominant form of intermolecular force Ranking of vapor pressure (1 = highest, 5 = lowest) CHA CH3OH H20 HO-CH2-CH2-OH H3C-O-CH3
1. Which of the following compounds should be soluble in CC14? a) Naci b ) H20 c) NaOH d) C3H18 e) None of these 2. with increasing CO2 pressure and_ with The solubility of carbon dioxide gas in water increasing temperature. a) increases, increases b) increases, decreases c) decreases, increases d) decreases, decreases e) remains constant, decreases 3. Pressure . Based on the Raoult's Law plot for a mixture of liquids A and B shown on the right, which of...
Given the following boiling point data, which one of the liquids would you expect to have the HIGHEST vapor pressure at room temperature? a) water, H2O; 100°C b) methanol, CH3OH; 64.96°C c) ethanol, CH3CH2OH; 78.5°C d) diethyl ether, CH3CH2-O-CH2CH3; 34.5°C e) ethylene glycol, HO-CH2-CH2-OH; 198°C
1. Arrange the following in increasing order of vapor pressure, starting from lowest to highest. C6H14 -C2H6 -C10H22 -CH4 -C15H32 2. Name the all the intermolecular forces in each of the following substances: a. BaCl2 b. H2O c. CH4 d. HI e. NH3 3. Arrange the following substances in increasing order of melting point, starting from the lowest to highest. C2H5OH N2 CH3Cl C3H8 4. Which type of intermolecular force is the most important attraction in each of the following:...