Explain the following observations: (a) CO2 is a gas but H2O is a liquid at room...
Explain the following observations:
(a) CO2 is a gas but H2O is a liquid at room
temperature
(b) H2O is a liquid at room temperature but
NH3 and HF are gases
(c) H2O and Br2 are liquids at room
temperature but I2 is a solid
(d) CH4 is a gas at room temperature but
C5H12 is a liquid
Homework Answers
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Explain the following observations:
(a) CO2 is a gas but H2O is a liquid at room...
5. Using your knowledge of intermolecular forces, explain the following observations: a. Rare gases and hydrogen...
5. Using your knowledge of intermolecular forces, explain the following observations: a. Rare gases and hydrogen assume liquid state at finite temperature. b. In the separation of aromatics from paraffins by extraction, liquid SO2 is a better solvent than liquid NHs. At 30°C, the solubilities of ethane and acetylene in n-octane are about the same. However, at the same temperature, the solubility of acetylene in c. dimethylformamide is very much larger than that of ethane. d. One of the main...
Which of the following molecules is nonpolar? a. H2 b. HF c. HCl d. HI e....
Which of the following molecules is nonpolar? a. H2 b. HF c. HCl d. HI e. HBr Which of the following molecules can participate in Hydrogen bonding? a. HF b. CO2 c. CH4 d. H2S Which of the following molecules is polar? a. H2O b. CO2 c. CH4 d. N2 e. None of the above In lab, temperature changes caused by ________________ of liquids will be related to the strength of intermolecular forces. a. Evaporation b. Mass c. Density d....
9. The phase diagram for Xenon is provided opposite Liquid What phase change(s) occur as Xenon...
9. The phase diagram for Xenon is provided opposite Liquid What phase change(s) occur as Xenon is cooled from room temperature to -150°C at 2 atm pressure 100 Solid 10 Deposition only Condensation then Freezing а) b) Gas c) Melting then Vaporisation 0.1 d) Condensation then Sublimation 0.01 Sublimation only е) -180 -120 -60 0 60 Temperature (C) 10. A schematic phase diagram is shown below. The temperature and pressure defining the (solid,liquid,gas) triple point (Tip,Pp) and the critical point...
The conversion of solid CO2 ("dry ice") to CO2 gas is product-favored at room temperature. What...
The conversion of solid CO2 ("dry ice") to CO2 gas is product-favored at room temperature. What would be the signs for ΔG, ΔH, and ΔS at room temperature? CO2(s) --> CO2(g) ΔG = (+) ΔH = (+) ΔS = (-) ΔG = (-) ΔH = (+) ΔS = (-) ΔG = (+) ΔH = (+) ΔS = (+) ΔG = (-) ΔH = (+) ΔS = (+) ΔG = (-) ΔH = (-) ΔS = (+)
And explain why? 6.68. In which of the following compounds would intermolecular hydrogen bonds be likely...
And explain why?
6.68. In which of the following compounds would intermolecular hydrogen bonds be likely in the liquid state? a. diethyl ether (C2H5OC2H5) b. ammonia (NH3) c. methane (CH4) d. hydrogen fluoride (HF) e. acetic acid (CH3COOH) f. bromine (Br2) g. ethylene glycol (HOCH, CH, OH) h. methylamine (CH3NH2)
1. Which of the following statements is not consistent with the kinetic-molecular theory of gas? a....
1. Which of the following statements is not consistent with the kinetic-molecular theory of gas? a. The volume occupied by the gas molecules only becomes significant at very low pressures b. A given volume of gas is mostly empty space except near the condensing point c. Except near condensing point, the attractive forces between gas molecules are very small d. The attractive forces between the molecules only becomes significant at very low temperatures 2. Which of the following statements does...
As we learned, matter exists in different states: solid, liquid, and gas. Which one of these...
As we learned, matter exists in different states: solid, liquid, and gas. Which one of these could be described as having low density and easily compressible? O A. liquids O B. both solids and liquids O C. gases OD. solids
47 . In general, at room temperature s. ionic compounds are all solids and covalent compounds...
47 . In general, at room temperature s. ionic compounds are all solids and covalent compounds are all gases solids, 1inics compos are all solids, but covalent compounds may be liquids or gases. solids, liquids, or gases. 48. Consider a molecule with the following connections: 11quids, or gas c. ionic nase compouds are all solids, and covalent compounds are d. covalent solids, 12quidene compounds are all gases, but ionic compounds may be When a valid electron dot structure is written,...
1. (9 points) Balance the following reactions: H3PO4(1) + HCIE) C4H3 + O2 CO2 + H2O...
1. (9 points) Balance the following reactions: H3PO4(1) + HCIE) C4H3 + O2 CO2 + H2O PC15(s) + H2O LizNs) LiOH) + NH3(g) C3H12 + O2 CO2 + H2O 2. (12 points) Write and balance the equation based upon the following information. + H2O(1) Include the states of matter: a. Solid aluminum sulfate, carbon dioxide gas and liquid water are produced by the reaction of an aqueous solution of sulfuric acid and solid aluminum carbonate. b. The reaction of fluorine...
Please b quick 10 000 solid + liquid 1000+ CO, solid CO, liquid 100 sublimation point...
Please b quick
10 000 solid + liquid 1000+ CO, solid CO, liquid 100 sublimation point 10 -78,5 at 1am liquid + gas Pressure (atm) Critical point 0,11 triple point -56,6 °C at 5,11 am 0,01 solid + gas 0.90 40 60 0.001 40 -120 -100 -80 -60 -40 -20 0 20 80 100 Temperature (°C) a) What phae does Carbon Dioxide exist as at a pressure of 1 atm and 25°C? b) Under what temperature and pressure conditions does...
5. Using your knowledge of intermolecular forces, explain the following observations: a. Rare gases and hydrogen assume liquid state at finite temperature. b. In the separation of aromatics from paraffins by extraction, liquid SO2 is a better solvent than liquid NHs. At 30°C, the solubilities of ethane and acetylene in n-octane are about the same. However, at the same temperature, the solubility of acetylene in c. dimethylformamide is very much larger than that of ethane. d. One of the main...
9. The phase diagram for Xenon is provided opposite Liquid What phase change(s) occur as Xenon is cooled from room temperature to -150°C at 2 atm pressure 100 Solid 10 Deposition only Condensation then Freezing а) b) Gas c) Melting then Vaporisation 0.1 d) Condensation then Sublimation 0.01 Sublimation only е) -180 -120 -60 0 60 Temperature (C) 10. A schematic phase diagram is shown below. The temperature and pressure defining the (solid,liquid,gas) triple point (Tip,Pp) and the critical point...
And explain why?
6.68. In which of the following compounds would intermolecular hydrogen bonds be likely in the liquid state? a. diethyl ether (C2H5OC2H5) b. ammonia (NH3) c. methane (CH4) d. hydrogen fluoride (HF) e. acetic acid (CH3COOH) f. bromine (Br2) g. ethylene glycol (HOCH, CH, OH) h. methylamine (CH3NH2)
As we learned, matter exists in different states: solid, liquid, and gas. Which one of these could be described as having low density and easily compressible? O A. liquids O B. both solids and liquids O C. gases OD. solids
47 . In general, at room temperature s. ionic compounds are all solids and covalent compounds are all gases solids, 1inics compos are all solids, but covalent compounds may be liquids or gases. solids, liquids, or gases. 48. Consider a molecule with the following connections: 11quids, or gas c. ionic nase compouds are all solids, and covalent compounds are d. covalent solids, 12quidene compounds are all gases, but ionic compounds may be When a valid electron dot structure is written,...
1. (9 points) Balance the following reactions: H3PO4(1) + HCIE) C4H3 + O2 CO2 + H2O PC15(s) + H2O LizNs) LiOH) + NH3(g) C3H12 + O2 CO2 + H2O 2. (12 points) Write and balance the equation based upon the following information. + H2O(1) Include the states of matter: a. Solid aluminum sulfate, carbon dioxide gas and liquid water are produced by the reaction of an aqueous solution of sulfuric acid and solid aluminum carbonate. b. The reaction of fluorine...
Please b quick
10 000 solid + liquid 1000+ CO, solid CO, liquid 100 sublimation point 10 -78,5 at 1am liquid + gas Pressure (atm) Critical point 0,11 triple point -56,6 °C at 5,11 am 0,01 solid + gas 0.90 40 60 0.001 40 -120 -100 -80 -60 -40 -20 0 20 80 100 Temperature (°C) a) What phae does Carbon Dioxide exist as at a pressure of 1 atm and 25°C? b) Under what temperature and pressure conditions does...
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