A 4.75-g sample of an unknown compound is dissolved in enough water to make 100.0 mL...
A 4.75-g sample of an unknown compound is dissolved in enough water to make 100.0 mL of solution. This solution has an osmotic pressure of 25.0 torr at 25oC. Find the molar mass of the unknown.
Homework Answers
Add Answer to:
A 4.75-g sample of an unknown compound is dissolved in enough
water to make 100.0 mL...
A 5.00-gram sample of a compound is dissolved in enough water to form 100.0 mL of...
A 5.00-gram sample of a compound is dissolved in enough water to form 100.0 mL of solution. This solution has an osmotic pressure of 25 torr at 25
5. 1.024 g of an unknown molecular solid are dissolved in enough water to produce 200.0...
5. 1.024 g of an unknown molecular solid are dissolved in enough
water to produce 200.0 mL of solution. The osmotic pressure at 25C
is 278.0 torr. What is the molar mass of the solid?
6a. Calculate the van't Hoff factor of a 0.085M potassium
sulfate solution that has an osmotic pressure of 5.4atm at
25C
5. 1.024 g of an unknown molecular solid are dissolved in enough water to produce 200.0 ml. of solution. The osmotic pressure at 25...
5. 1.024 g of an unknown molecular solid are dissolved in enough water to produce 200.0...
5. 1.024 g of an unknown molecular solid are dissolved in enough water to produce 200.0 mL of solution. The osmotic pressure at 25°C is 278.0 torr. What is the molar mass of the solid? 1342.5 g/mol
467. mg of an unknown protein are dissolved in enough solvent to make 5.00 mL of...
467. mg of an unknown protein are dissolved in enough solvent to make 5.00 mL of solution. The osmotic pressure of this solution is measured to be 0.0930 atm at 25.0 °C. Calculate the molar mass of the protein. Be sure your answer has the correct number of significant digits.
A compound is found to have a molar mass of 598 g/mol. If 35.8 mg of the compound dissolved in enough water to make 175...
A compound is found to have a molar mass of 598 g/mol. If 35.8 mg of the compound dissolved in enough water to make 175 ml of solution at 25 degrees C what is the osmotic pressure of the resulting solution ?
6.3145 g of NaCl was dissolved in enough water to make 100.0 mL of solution. If...
6.3145 g of NaCl was dissolved in enough water to make 100.0 mL of solution. If you pipet a 25.00 mL portion of this solution to an evaporating dish, and evaporate off the water to dryness, what mass of NaCl would you expect to collect?
When 4.65 g of a nonelectrolyte solute is dissolved in water to make 385 mL of...
When 4.65 g of a nonelectrolyte solute is dissolved in water to make 385 mL of solution at 22 °C, the solution exerts an osmotic pressure of 923 torr. What is the molar concentration of the solution? How many moles of solute are in the solution? What is the molar mass of the solute?
When 4.57 g of a nonelectrolyte solute is dissolved in water to make 835 mL of...
When 4.57 g of a nonelectrolyte solute is dissolved in water to make 835 mL of solution at 23 °C, the solution exerts an osmotic pressure of 869 torr. What is the molar concentration of the solution? concentration: How many moles of solute are in the solution? moles of solute: mol What is the molar mass of the solute? molar mass: g/mol
When 2.34 g of a nonelectrolyte solute is dissolved in water to make 405 mL of...
When 2.34 g of a nonelectrolyte solute is dissolved in water to make 405 mL of solution at 27 °C, the solution exerts an osmotic pressure of 905 torr. What is the molar concentration of the solution? concentration: How many moles of solute are in the solution? moles of solute: mol What is the molar mass of the solute? molar mass: g/mol
When 3.42 g of a nonelectrolyte solute is dissolved in water to make 885 mL of...
When 3.42 g of a nonelectrolyte solute is dissolved in water to make 885 mL of solution at 22 °C, the solution exerts an osmotic pressure of 873 torr. What is the molar concentration of the solution? concentration: concentration: How many moles of solute are in the solution? moles of solute mol What is the molar mass of the solute? g/mol molar mass
5. 1.024 g of an unknown molecular solid are dissolved in enough
water to produce 200.0 mL of solution. The osmotic pressure at 25C
is 278.0 torr. What is the molar mass of the solid?
6a. Calculate the van't Hoff factor of a 0.085M potassium
sulfate solution that has an osmotic pressure of 5.4atm at
25C
5. 1.024 g of an unknown molecular solid are dissolved in enough water to produce 200.0 ml. of solution. The osmotic pressure at 25...
5. 1.024 g of an unknown molecular solid are dissolved in enough water to produce 200.0 mL of solution. The osmotic pressure at 25°C is 278.0 torr. What is the molar mass of the solid? 1342.5 g/mol
467. mg of an unknown protein are dissolved in enough solvent to make 5.00 mL of solution. The osmotic pressure of this solution is measured to be 0.0930 atm at 25.0 °C. Calculate the molar mass of the protein. Be sure your answer has the correct number of significant digits.
When 4.57 g of a nonelectrolyte solute is dissolved in water to make 835 mL of solution at 23 °C, the solution exerts an osmotic pressure of 869 torr. What is the molar concentration of the solution? concentration: How many moles of solute are in the solution? moles of solute: mol What is the molar mass of the solute? molar mass: g/mol
When 2.34 g of a nonelectrolyte solute is dissolved in water to make 405 mL of solution at 27 °C, the solution exerts an osmotic pressure of 905 torr. What is the molar concentration of the solution? concentration: How many moles of solute are in the solution? moles of solute: mol What is the molar mass of the solute? molar mass: g/mol
When 3.42 g of a nonelectrolyte solute is dissolved in water to make 885 mL of solution at 22 °C, the solution exerts an osmotic pressure of 873 torr. What is the molar concentration of the solution? concentration: concentration: How many moles of solute are in the solution? moles of solute mol What is the molar mass of the solute? g/mol molar mass
Most questions answered within 3 hours.
-
Question no 2
A housekeeping support department budgets its costs at
SR 40,000 per month plus...
asked 1 minute ago -
What is the pressure inside a 33.0 L container holding 106.4 kg
of argon gas at...
asked 5 minutes ago -
A 1400Kg sports car accelerates from rest to 90km/h in 7.0s.
What is the average power...
asked 43 minutes ago -
For the following reaction, 0.128 moles of
potassium hydrogen sulfateare mixed with
0.504 moles of potassium...
asked 4 hours ago -
1. What is the present value of $400, three years in the future
if the interest...
asked 4 hours ago -
The labor force minus the number of employed equals the number
of unemployed.
a. True
b....
asked 6 hours ago -
Determine the mass in units of grams [g] of 0.49 moles [mol]
of a new fictitious...
asked 7 hours ago -
A horizontal mass of M=5kg is on a spring and stretched to
x=0.5m when released from...
asked 8 hours ago -
26 of 50
"I have worked at the Arizona Humane Society for ten years, and
have...
asked 8 hours ago -
Compare and contrast zero based budgeting and incremental (or
base year) budgeting.
asked 8 hours ago -
4 pts 10. Which of the following hypothesis would be MOST
difficult to test experimentally? Group...
asked 8 hours ago -
A business owner makes 1,000 items a day. Each day he or she
contributes eight hours...
asked 8 hours ago