Which of the following is TRUE regarding dissolving a salt in water? a) The boiling point...
Which of the following is TRUE regarding dissolving a salt in water? a) The boiling point of the solution is lower than that of pure water. b) The freezing point of the solution is higher than that of pure water. c) The vapor pressure of a solution of NaCl will be higher than that of a solution of CaCl2. d) The osmotic pressure will increase as the molarity of the solution increases. e) All of these are true.
Homework Answers
Add Answer to:
Which of the following is TRUE regarding dissolving a salt in
water? a) The boiling point...
answer 1-4 Which of the following (a-d) is TRUE regarding solid NaCl dissolving in water The...
answer 1-4
Which of the following (a-d) is TRUE regarding solid NaCl dissolving in water The attraction of the water to the ions in NaCl is through dipole-dipole IFs. Water is considered the solute and NaCl the solvent. The partially positive oxygen in water is attracted to the chloride ion. d. The process of separating the sodium ions from the chloride ions is endothermic. All of these statements are true. polar For the following solution, describe the deviation with respect...
2. Identify the following statements as true or false. :: A 5.0% NaCl solution has a...
2. Identify the following statements as true or false. :: A 5.0% NaCl solution has a lower freezing point than a 2.0% NaCl solution. :: A 5.0% sucrose solution has a higher boiling point than pure water. :: A 5.0% sucrose solution has a higher osmotic pressure than a 10% sucrose solution. :: A 10% NaCl solution has a higher boiling point than a 5% NaCl solution. :: A 2.0% NaCl solution has a higher vapor pressure than pure water....
Which of the following is not true? a. The freezing point of sea water is lower...
Which of the following is not true? a. The freezing point of sea water is lower than the freezing point of pure water. b. The boiling point of a water sample from the Salt Lake is lower than the boiling point of pure water. c. The freezing point of 0.1 M NaCl is lower than the freezing point of 0.05 M NaCl.
Compared to pure water, a 5 M salt-water solution will have a Group of answer choices...
Compared to pure water, a 5 M salt-water solution will have a Group of answer choices lower vapor pressure, a lower boiling point and a lower freezing point lower vapor pressure, a higher boiling point and a lower freezing point higher vapor pressure, a higher boiling point and a lower freezing point higher vapor pressure, a higher boiling point and a higher freezing point
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...
A solution of salt water was made by dissolving 4.25 g of salts for every liter...
A solution of salt water was made by dissolving 4.25 g of salts for every liter of water. If the salt water solution consists of only NaCl, calculate the osmotic pressure of the salt water solution at 35°C. (Hint: NaCl is an electrolyte)
QUESTION 4 If you take a 171 mL of a 1.4 M NaCl solution and dilute...
QUESTION 4
If you take a 171 mL of a 1.4 M NaCl solution and dilute it to
500 mL, what is the molarity of the final solution?
Enter the numerical answer in decimal notation
QUESTION 10
Information - Colligative
Properties
Colligative properties of solutions are those properties which
depend only on the number of dissolved solute particles in solution
not the chemical properties of the solute. For example when a
solute is dissolved in a solvent, vapor pressure
depression...
What are the freezing point and boiling point of a solution prepared by dissolving 18.6g of...
What are the freezing point and boiling point of a solution prepared by dissolving 18.6g of CaCl2 in 200.0g of water? (kf = -1.86
8. What is the final boiling point of a 1.25 molal solution of sugar in water?...
8. What is the final boiling point of a 1.25 molal solution of sugar in water? The Kb for water is 0.512 C/m. (For sugar i = l.) 9. A solution was prepared by dissolving 0.52 mol hexane into 400g CCl4. What is the change in freezing point of this solution? Carbon tetrachloride has a freezing point depression constant of 29.8 Cm,and freezes at-23。. 10. A solution was prepared by dissolving 0.26 moles of ethanol (C2HsOH) into 750g Diethyl ether....
Which of the following regarding colligative properties of a solution is NOT correct? a. The temperature...
Which of the following regarding colligative properties of a solution is NOT correct? a. The temperature range over which a solution remains liquid is larger than that of the pure solvent due to the presence of solute particles. Cb. Vapor pressure reduction is a colligative property. c. Colligative properties depend on the concentration of the particles dissolved in the solvent. Cd. The freezing point of a solution increases as the concentration of solute increases. e. The change in the boiling...
answer 1-4
Which of the following (a-d) is TRUE regarding solid NaCl dissolving in water The attraction of the water to the ions in NaCl is through dipole-dipole IFs. Water is considered the solute and NaCl the solvent. The partially positive oxygen in water is attracted to the chloride ion. d. The process of separating the sodium ions from the chloride ions is endothermic. All of these statements are true. polar For the following solution, describe the deviation with respect...
2. Identify the following statements as true or false. :: A 5.0% NaCl solution has a lower freezing point than a 2.0% NaCl solution. :: A 5.0% sucrose solution has a higher boiling point than pure water. :: A 5.0% sucrose solution has a higher osmotic pressure than a 10% sucrose solution. :: A 10% NaCl solution has a higher boiling point than a 5% NaCl solution. :: A 2.0% NaCl solution has a higher vapor pressure than pure water....
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...
QUESTION 4
If you take a 171 mL of a 1.4 M NaCl solution and dilute it to
500 mL, what is the molarity of the final solution?
Enter the numerical answer in decimal notation
QUESTION 10
Information - Colligative
Properties
Colligative properties of solutions are those properties which
depend only on the number of dissolved solute particles in solution
not the chemical properties of the solute. For example when a
solute is dissolved in a solvent, vapor pressure
depression...
8. What is the final boiling point of a 1.25 molal solution of sugar in water? The Kb for water is 0.512 C/m. (For sugar i = l.) 9. A solution was prepared by dissolving 0.52 mol hexane into 400g CCl4. What is the change in freezing point of this solution? Carbon tetrachloride has a freezing point depression constant of 29.8 Cm,and freezes at-23。. 10. A solution was prepared by dissolving 0.26 moles of ethanol (C2HsOH) into 750g Diethyl ether....
Which of the following regarding colligative properties of a solution is NOT correct? a. The temperature range over which a solution remains liquid is larger than that of the pure solvent due to the presence of solute particles. Cb. Vapor pressure reduction is a colligative property. c. Colligative properties depend on the concentration of the particles dissolved in the solvent. Cd. The freezing point of a solution increases as the concentration of solute increases. e. The change in the boiling...
Most questions answered within 3 hours.
-
An elevator has a placard stating that the maximum capacity is
1600lb—10 passengers. So, 10 adult...
asked 1 second ago -
PYTHON Hello can someone create the following functions?
I'm not sure how to start on them....
asked 18 minutes ago -
The Final Paper must have as a focus the same topic as your
topic selection assignment...
asked 13 minutes ago -
Calculate the activation energy, Ea, for
N2O5(g) --> 2 NO2(g) + 1/2 O2(g)
given k (at...
asked 10 minutes ago -
Discuss the Reconstruction Amendments which were added to the
U.S. Constitution from 1865 to 1870. What...
asked 18 minutes ago -
Fixed asset turnover ratio would increase if (choose all that
apply)
a. decrease in utility expense...
asked 18 minutes ago -
The special causes of variation ________.
A) cannot be identified
B) cannot be eliminated
C) cannot...
asked 13 minutes ago -
17. Which of the following best describes a fulfilling life for
Epicurus:
(a) Eat, drink, and...
asked 31 minutes ago -
An ideal analog-to-digital converter has 6 bits and a 1V input
full-scale input voltage. What is...
asked 34 minutes ago -
If a computer which has a 32 bit word has a 34 bit byte
addressable memory...
asked 52 minutes ago -
Group 10 M(II) complexes are often four-coordinate. For Pd and
Pt, these molecules are square planar...
asked 48 minutes ago -
Factors - Analyze factors that contributed to the obsolescence
or dissolution of The Banking Industry, Bank...
asked 55 minutes ago