Homework Answers
Request Answer!
We need at least 10 more requests to produce the answer.
0 / 10 have requested this problem solution
The more requests, the faster the answer.
Add Answer to:
which answer is correct?
Question 40 If two aqueous solutions with concentrations of 0.3 M sugar...
need help with 39 and 40 Which of the following changes is most likely to decrease...
need help with 39 and 40
Which of the following changes is most likely to decrease the reaction rate for the chemical reaction? 2CO(g) + O2(g) → 2CO2(g) removing some CO from the reaction mixture adding a catalyst to the reaction mixture adding twice as much O2 to the reaction mixture tripling the temperature of the reaction mixture Question 40 If two aqueous solutions with concentrations of 0.3 M sugar and 0.5 M sugar respectively are separated by a semipermeable...
Question 39 2 pts Which of the following changes is most likely to decrease the reaction...
Question 39 2 pts Which of the following changes is most likely to decrease the reaction rate for the chemical reaction? 2CO(g) + O2(g) → 2CO2(g) O adding a catalyst to the reaction mixture adding twice as much O2 to the reaction mixture O removing some CO from the reaction mixture tripling the temperature of the reaction mixture Question 40 2 pts If two aqueous solutions with concentrations of 0.3 M sugar and 0.5 M sugar respectively are separated by...
If two solutions with concentrations of 0.5 M NaCl and 1.0 M NaCl respectively are separated...
If two solutions with concentrations of 0.5 M NaCl and 1.0 M NaCl respectively are separated by a semipermeable membrane, during osmosis there is a net flow of Group of answer choices salt molecules from the concentrated to the dilute solution salt molecules from the dilute to the concentrated solution water molecules from the concentrated to the dilute solution water molecules from the dilute to the concentrated solution
Supposed glass U-tube is filled on the right with a 1.2M sodium chloride solution and on...
Supposed glass U-tube is filled on the right with a 1.2M
sodium chloride solution and on the left with a 1.4 M sodium
chloride solution , and the two solutions are separated by a
semipermeable membrane. Which of the following statements ?
QUESTION 14 . 1 POINT Suppose a glass U-tube is filled on the right with a 1.2 M sodium chloride solution and on the left with a 1.4 M sodium chloride solution, and the two solutions are separated...
Two aqueous solutions, A and B, are separated by a semipermeable membrane. The osmotic pressure of...
Two aqueous solutions, A and B, are separated by a semipermeable membrane. The osmotic pressure of solution A immediately begins to decrease. Which of the following statements is true? Solvent molecules are moving from solution B into solution A. The initial osmotic pressure of solution B is greater than that of solution A. The solvent molecules are moving from the solution of higher osmotic pressure to that of lower osmotic pressure. Both B and C are true statements.
A semipermeable membrane separates two aqueous solutions at 20 degree C. For each of the following...
A semipermeable membrane separates two aqueous solutions at 20 degree C. For each of the following cases, name the solution into which a net flow of water (if any) will occur. Assume 100% dissociation for electrolytes.
A semipermeable membrane separates two aqueous solutions at 37 °C. For each scenario, determine the solution...
A semipermeable membrane separates two aqueous solutions at 37 °C. For each scenario, determine the solution into which a net flow of water, if any, will occur. Net flow is toward solution A Net flow is toward solution B No net flow Answer Bank solution A: 5.0% (w/v) glucose solution solution A: 0.20 M KCl solution solution A: 1.0 mM KCl solution solution B: 10.0% (w/v ) glucose solution solution B: pure water solution B: 1.0 mM NaCl solution solution...
If the following 2 aqueous solutions are separated by a semipermeable membrane which of the follo...
If the following 2 aqueous solutions are separated by a semipermeable membrane which of the following statements is true? A = 0.300 M KI B = 0.300 MgCl2 Select one: a. Solvent will flow from A to B. b. The solutions are isotonic and there will be no change c. There is no way to know d. Solvent will flow from B to A
QUESTION 9 14 pe that only depend on the Colligative properties refer to properties of of but not on their (For thi...
QUESTION 9 14 pe that only depend on the Colligative properties refer to properties of of but not on their (For this sentence enter: increase & decrease) When a nonvolatile solute is dissolved in water it wil the the freezing point of this solution with respect to pure water. boiling point and Osmosis is a phenomenon that can be observed when two aqueous solutions of different are in contact membrane. If only water molecules can pass through this membrane, but...
1) Two aqueous solutions are placed in a U tube (one on each side) separated by...
1) Two aqueous solutions are placed in a U tube (one on each side) separated by a semipermeable membrane. One solution is one liter of 0.05 M urea (a molecular solute) and the other is one liter of 0.02 M Na2SO4. Assume ideal solutions at the same temperature. i) Which solution has the higher osmotic pressure? ii) In order to stop water from flowing, pressure must be applied to which side of the tube? A) i) urea, ii) urea B)...
need help with 39 and 40
Which of the following changes is most likely to decrease the reaction rate for the chemical reaction? 2CO(g) + O2(g) → 2CO2(g) removing some CO from the reaction mixture adding a catalyst to the reaction mixture adding twice as much O2 to the reaction mixture tripling the temperature of the reaction mixture Question 40 If two aqueous solutions with concentrations of 0.3 M sugar and 0.5 M sugar respectively are separated by a semipermeable...
Question 39 2 pts Which of the following changes is most likely to decrease the reaction rate for the chemical reaction? 2CO(g) + O2(g) → 2CO2(g) O adding a catalyst to the reaction mixture adding twice as much O2 to the reaction mixture O removing some CO from the reaction mixture tripling the temperature of the reaction mixture Question 40 2 pts If two aqueous solutions with concentrations of 0.3 M sugar and 0.5 M sugar respectively are separated by...
Supposed glass U-tube is filled on the right with a 1.2M
sodium chloride solution and on the left with a 1.4 M sodium
chloride solution , and the two solutions are separated by a
semipermeable membrane. Which of the following statements ?
QUESTION 14 . 1 POINT Suppose a glass U-tube is filled on the right with a 1.2 M sodium chloride solution and on the left with a 1.4 M sodium chloride solution, and the two solutions are separated...
A semipermeable membrane separates two aqueous solutions at 20 degree C. For each of the following cases, name the solution into which a net flow of water (if any) will occur. Assume 100% dissociation for electrolytes.
A semipermeable membrane separates two aqueous solutions at 37 °C. For each scenario, determine the solution into which a net flow of water, if any, will occur. Net flow is toward solution A Net flow is toward solution B No net flow Answer Bank solution A: 5.0% (w/v) glucose solution solution A: 0.20 M KCl solution solution A: 1.0 mM KCl solution solution B: 10.0% (w/v ) glucose solution solution B: pure water solution B: 1.0 mM NaCl solution solution...
QUESTION 9 14 pe that only depend on the Colligative properties refer to properties of of but not on their (For this sentence enter: increase & decrease) When a nonvolatile solute is dissolved in water it wil the the freezing point of this solution with respect to pure water. boiling point and Osmosis is a phenomenon that can be observed when two aqueous solutions of different are in contact membrane. If only water molecules can pass through this membrane, but...
Most questions answered within 3 hours.
-
Calculate the pH of each of the following solutions.
0.50 M HBr
3.1×10−4 M KOH
4.2×10−5...
asked 1 hour ago -
For the year ended December 31, Depot Max’s cost of merchandise
sold was $85,600. Inventory at the...
asked 1 hour ago -
Week 10 - Professional Memo Assignment
Professional Memo Assignment
Your mission for this week, should you...
asked 1 hour ago -
Write a Python program that stores the data for each
player on the team, and it...
asked 1 hour ago -
In
the last 3 months, mike never knows when he is going to get his
allowance...
asked 2 hours ago -
Is Ca(OH)2 a Bronsted base, Lewis base, or both? Why?
asked 2 hours ago -
1A- Why don’t voters complain about U.S. tariffs on imported
sugar?
Because sugar is only a...
asked 2 hours ago -
Cash Payback Period
Primera Banco is evaluating two capital investment proposals for
a drive-up ATM kiosk,...
asked 2 hours ago -
Create a button in Swift (Xcode) that will create a charge,
create a charge using Stripe's...
asked 2 hours ago -
The reaction rate of CO and NO2 in the reaction
CO(g) + NO2(g) → CO2(g) +...
asked 2 hours ago -
Imagine that a chemist puts 6.40 mol each of
C3H8 and O2 in a 1.00-L container...
asked 2 hours ago -
How much money should be invested today in order to have $8340
at the end of...
asked 2 hours ago