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i need the solution for the uploded questions
Provide a molecular interpretation for the observation that...
9) An increase in the temperature of a solution usually A) increases the boiling point. B)...
9) An increase in the temperature of a solution usually A) increases the boiling point. B) increases the solubility of a gas in the solution. C) increases the solubility of a solid solute in the solution. D) decreases the solubility of a solid solute in the solution. E) decreases the solubility of a liquid solute in the solution. 10) The solubility of Kl is 50 g in 100 g of H20 at 20°C. If 110 grams of Kl are added...
I need a written explanation about each relationship. Use kinetic molecular theory to explain the relationship...
I
need a written explanation about each relationship.
Use kinetic molecular theory to explain the relationship between: 1. Pressure and volume of a confined gas 2. Volume and temperature of a confined gas 3. Pressure and temperature of a confined gas 4. Moles and volume of a gas
help with this question The concentration of a solution tells us how much solute is dissolved...
help with this question
The concentration of a solution tells us how much solute is dissolved in a given quantity of solution.? Soluet + solvent = solution A solution is a homogeneous mixture. Practice questions for solutions: The solubility of solids in water: a b increases with increasing temperature. decreases with increasing temperature is independent of the temperature Solids are not soluble in water. c d
i need help with all these questions please Question 23 4 pts Which of these liquids...
i need help with all these questions please
Question 23 4 pts Which of these liquids is most likely to have the lowest (slowest) rate of evaporation (g/min) and why? Select the single best answer. H H H HH :01 IH terbaru H 11 HHH cnc- 7 H H H ica H 나 Hit 4 c B A ΟΟΟΟΟΟ C, because it has the highest molar mass. A, because this molecule has the lowest molar mass.. B, because it has...
i need help with #s 30-32 and can you check 28 and 29 28. Which of...
i need help with #s 30-32 and can you check 28 and 29
28. Which of the following is an isomer of CHOCH,? (a) CH.CH (b) CH,COOH (C) CH,CH,OH (4) CH,CH,CH, c) CH-CH,O CHỊCH, at atm? an a 29. Which of the following has the greatest solubility in C. H (a) SO (b) NaCl H.O. (d) CCIO JOT NH H - c-c- c-c-c- HHH 30. High solubility of an ionic solid in water is favored by which of the following...
I need all three equations for each reaction as well as the DRIVING FORCE. Thank you....
I need all three equations for each reaction as well as the
DRIVING FORCE. Thank you.
Metathesis Reactions and Net Ionic Equations Report Sheet Iron(IIT) Chloride Sodium Hydroxide Observation Molecular Equation orange cobr, foggy, no odor Complete Ionic Equation Net Ionic Equation Driving Force Iron(IIT) Chloride + Copper(m) Sulfate Clear Yellow-green color, warm, subtle scent Molecular Equation Complete Ionic Equation Net Ionic Equation Driving Force Iron(III) Chloride + Potassium Phosphate Observation foggy light yellow, thick viscosity, no heat Molecular Equation...
Question 14 1 pts Why is the boiling point of an aqueous solution higher than the...
Question 14 1 pts Why is the boiling point of an aqueous solution higher than the boiling point of pure water? Because the temperature increases Because the liquid/gas equilibrium slope is positive on the phase diagram Because the total pressure decreases due to the solute o Because the vapor pressure decreases due to the solute None of the options explain why the boiling point increases
Can you answer these questions about gases and explain your reasoning? 1.If I heat an enclosed...
Can you answer these questions about gases and explain your reasoning? 1.If I heat an enclosed volume of gas so that its Kelvin temperature doubles, what happens to the average speed of the molecules in the gas? A. It more than doubles. B. It doubles. C. It increases by between 50% and 100%. D. It increases but by less than 50%. E. It stays the same 2. If I heat air in an air balloon so that its Kelvin temperature...
Which of the following changes would increase the vapor pressure of a liquid? i. An...
Which of the following changes would increase the vapor pressure of a liquid? i. An increase in temperature ii. An increase in the intermolecular forces in the liquid iii. An increase in the size of the open vessel containing the liquid a) i and ii only b) i and iii only c) i only d) ii only e) iii only If the rate of evaporation from the surface of a liquid exceeds...
massa volum volum mo olu 5. In which of the following solvents would you expect KBr...
massa volum volum mo olu 5. In which of the following solvents would you expect KBr to be most soluble? a) CH4 (hexane) d) CCM (carbon tetrachloride) b) CH CH OH (ethanol) e) C.Hz (cyclohexane) c) CH. (benzene) ___6. A 9.50 % by mass solution of acetone (C,H,O) in water has a density of 0.9849 g/mL at 20°C. What is the molarity of this solution? a) 0.621 M b) 1.61 Me) 1.66 Md ) 1.71 M e ) 16.9 M...
9) An increase in the temperature of a solution usually A) increases the boiling point. B) increases the solubility of a gas in the solution. C) increases the solubility of a solid solute in the solution. D) decreases the solubility of a solid solute in the solution. E) decreases the solubility of a liquid solute in the solution. 10) The solubility of Kl is 50 g in 100 g of H20 at 20°C. If 110 grams of Kl are added...
I
need a written explanation about each relationship.
Use kinetic molecular theory to explain the relationship between: 1. Pressure and volume of a confined gas 2. Volume and temperature of a confined gas 3. Pressure and temperature of a confined gas 4. Moles and volume of a gas
help with this question
The concentration of a solution tells us how much solute is dissolved in a given quantity of solution.? Soluet + solvent = solution A solution is a homogeneous mixture. Practice questions for solutions: The solubility of solids in water: a b increases with increasing temperature. decreases with increasing temperature is independent of the temperature Solids are not soluble in water. c d
i need help with all these questions please
Question 23 4 pts Which of these liquids is most likely to have the lowest (slowest) rate of evaporation (g/min) and why? Select the single best answer. H H H HH :01 IH terbaru H 11 HHH cnc- 7 H H H ica H 나 Hit 4 c B A ΟΟΟΟΟΟ C, because it has the highest molar mass. A, because this molecule has the lowest molar mass.. B, because it has...
i need help with #s 30-32 and can you check 28 and 29
28. Which of the following is an isomer of CHOCH,? (a) CH.CH (b) CH,COOH (C) CH,CH,OH (4) CH,CH,CH, c) CH-CH,O CHỊCH, at atm? an a 29. Which of the following has the greatest solubility in C. H (a) SO (b) NaCl H.O. (d) CCIO JOT NH H - c-c- c-c-c- HHH 30. High solubility of an ionic solid in water is favored by which of the following...
I need all three equations for each reaction as well as the
DRIVING FORCE. Thank you.
Metathesis Reactions and Net Ionic Equations Report Sheet Iron(IIT) Chloride Sodium Hydroxide Observation Molecular Equation orange cobr, foggy, no odor Complete Ionic Equation Net Ionic Equation Driving Force Iron(IIT) Chloride + Copper(m) Sulfate Clear Yellow-green color, warm, subtle scent Molecular Equation Complete Ionic Equation Net Ionic Equation Driving Force Iron(III) Chloride + Potassium Phosphate Observation foggy light yellow, thick viscosity, no heat Molecular Equation...
Question 14 1 pts Why is the boiling point of an aqueous solution higher than the boiling point of pure water? Because the temperature increases Because the liquid/gas equilibrium slope is positive on the phase diagram Because the total pressure decreases due to the solute o Because the vapor pressure decreases due to the solute None of the options explain why the boiling point increases
massa volum volum mo olu 5. In which of the following solvents would you expect KBr to be most soluble? a) CH4 (hexane) d) CCM (carbon tetrachloride) b) CH CH OH (ethanol) e) C.Hz (cyclohexane) c) CH. (benzene) ___6. A 9.50 % by mass solution of acetone (C,H,O) in water has a density of 0.9849 g/mL at 20°C. What is the molarity of this solution? a) 0.621 M b) 1.61 Me) 1.66 Md ) 1.71 M e ) 16.9 M...
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