Define a solution was made by dissolving non-volatile solute

Assignment Help Chemistry
Reference no: EM13526905

A solution was made by dissolving 5.38 g of a non-volatile solute in 137.7 g of acetone. The solution boiled 1.77 ºC above the boiling point of acetone. Determine the molar mass in g/mol of the solute. Kb = 1.71 ºC/molal.

Reference no: EM13526905

Questions Cloud

Explain derive an expression for the electric field : A molecule of water vapor causes an electricfield in the surrounding space as if it were an electricdipole. Derive an expression for the electric field due to an electric dipole at a point P at a distance z from thecenter of the dipole
Compute the number of minutes needed to deposit chromium : A layer of chromium is electroplated on an automobile bumper by passing a constant current of 200.0A through a cell that contains Cr3+(aq). Calculate the number of minutes needed to deposit 125g of chromium.
Find what power must be delivered to the solenoid : A solenoid 10.0 cm in diameter and 69.9 cm long is made from copper wire of diameter 0.100 cm, with very thin insulation. What power must be delivered to the solenoid
State the osmotic pressure in atm of a non-volatile solution : Determine the osmotic pressure in atm of a non-volatile solution with a concentration of 0.710 M at a temperature of 34.2 ºC
Define a solution was made by dissolving non-volatile solute : A solution was made by dissolving 5.38 g of a non-volatile solute in 137.7 g of acetone. The solution boiled 1.77 ºC above the boiling point of acetone. Determine the molar mass in g/mol of the solute. Kb = 1.71 ºC/molal.
Calculate the surface charge density on each plate : A parallel-plate air capacitor has a capacitance of 400pF and a charge of magnitude 0.150\muC on each plate. What is the surface charge density on each plate
Determine the total energy stored by the two capacitors : Two capacitors are connected to a battery. The battery voltage is V = 70 V, Determine the total energy stored by the two capacitors
Which animals have four-chambered hearts : Which animals have four-chambered hearts? The barrier to invasion by microbes involves?. Which are divided into two groups: T cells and B cells? Macrophages, lymphocytes, complete cells, or platelets
Determine how much longer would the jump be : An athlete executing a long jump leaves the ground at a 35° angle and travels 8.30 m. If this speed were increased by just 4.0%, how much longer would the jump be

Reviews

Write a Review

Chemistry Questions & Answers

  What is the solubility of the salt

A 3.00 g sample of a salt dissolves in 9.10 g of water to give a saturated solution at 25°C. What is the solubility (in g salt/100 g of H2O) of the salt?

  What mass of naoh is needed

A 39.0 mL solution of 0.500 M Cd(NO3)2 is prepared. What mass of NaOH is needed to precipitate the Cd2+ ions from this solution?

  Define a free energy change for a reaction

Given a free energy change for a reaction of -0.125 kcal/mol, what is the equilibrium constant at 18 degrees C (r=8.314 J/mol*K)

  Explain the gas mixture contains sulfur dioxide

The gas mixture contains 2.5% sulfur dioxide (SO2) by weight. How many pounds of SO2 are released in one week? (Sig figs matter)

  After dropping off supplies it flies to lake b which is 220

a plane flies from base camp to lake a 330 km away in the direction 20.0deg north of east. after dropping off supplies

  What mass of cacl is needed to make cacl

What mass of CaCl is needed to make 350 mL of a 0.233M CaCl solution?

  State atmospheric pressure decreases as altitude increases

Atmospheric pressure decreases as altitude increases. In other words, there is more air pushing down on you at sea level, and less air pressure pushing down on you when you are on a mountain.

  Explain the iupac names for each of the compounds

Give the IUPAC names for each of the following compounds. (When a stereochemistry indicator is needed, use the appropriate (E)-, (Z)-, (R)-, or (S)- prefix in your answer.)

  What will be the concentration of dichlobenil in the pond

what will be the concentration of dichlobenil in the pond? The following conversion factors will be helpful: 1 acre=43,560ft2 1ft=12in 1in=2.54cm 1cm3=1mL 1ft3=28,317cm3

  What is the percent sodium nitrate in the solution

53.6 g sodium nitrate is dissolved in water to make 654 g of solution.What is the percent sodium nitrate in the solution.

  Explain what is the equalibrium concentration of hi

In an experiment, 0.30 mol H2 and 0.30 mol I2 are mixed into a 1.00-l container, and the reaction forms HI. If Kc =49 . for this reaction, what is the equalibrium concentration of HI. I2(g) + H2(g) 2HI(g)

  State the numbers and kinds of atoms

Write chemical equations for the reaction of fluorine with the following substances, making sure that the numbers and kinds of atoms are the same on both sides of the equations. If no reaction occurs, write noreaction

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd