Compute the molality and mass percent of solution

Assignment Help Chemistry
Reference no: EM13249765

An aqueous KNO3 solution is made by using 84.6g of KNO3 diluted to a total solution volume of 1.43 L. Calculate the molality and mass percent of solution. Assume a density f 1.05g/mL or the solution.

Reference no: EM13249765

Questions Cloud

What are the basic elements of a state diagram : What is the purpose of a state diagram, and what information can we derive from it.  What is the major differences between an asynchronous counter/divider and a synchronous one.
What is the current if the wire is half this length : How long must a 0.70-mm-diameter aluminum wire be to have a 0.48A current when connected to the terminals, What is the current if the wire is half this length
Addresses the importance of reading of the miranda rights : one that addresses the importance of the reading of the miranda rights,regardless of the circumstances and, one that addresses the reason why the miranda rights should not be read to a suspected terrorist.
Determine the depth of the crater : An astronaut stands by the rim of a crater on the moon, where the acceleration of gravity is 1.62 m/s2. what is the depth of the crater
Compute the molality and mass percent of solution : An aqueous KNO3 solution is made by using 84.6g of KNO3 diluted to a total solution volume of 1.43 L. Calculate the molality and mass percent of solution. Assume a density f 1.05g/mL or the solution.
Find the magnitude of the cars original velocity : A car is traveling with a constant velocity when the driver suddenly applies the brakes, giving the car a deceleration of 3.50 m/s2, what was the magnitude of the car's original velocity
What is the concurrent engineering approach : what is the concurrent engineering approach and why should project managers be aware of it?
How much pressure in atmospheres must the submersible : Titan has numerous hydrocarbon lakes containing a mix of methane and ethane in unknown proportions. A small submersible vehicle will exlpore Kraken Mare, the largest lake.
Compute the molar mass of the unknown compound : An aqueous solution containing 36.0 g of an unknown molecular (non electrolyte) compound in 159.7 g of water was found to have a freezing point of -1.2 degrees celcius. Calculate the molar mass of the unknown compound.

Reviews

Write a Review

Chemistry Questions & Answers

  Explain what hybridization would expect for the indicated

What hybridization would you expect for the indicated (bold) atom in each of the following molecules?

  Calculate the energy of the frequency

Calculate the energy of the frequency at which they are broadcasting. (In kilojoules)

  Computation of hydrogen ion concentration from ph

Calculation of Hydrogen Ion Concentration from pH What is the H concentration of a solution with pH of

  Explain the formation of a helical structure

which of the following glycosidic linkages would promote the formation of a helical structure

  How much energy is required to decompose pcl3

How much energy is required to decompose 765 g of PCl3, according to the reaction below? The molar mass of PCl3 is 137.32 g/mol and may be useful.

  State what molarity of aqueous aluminum sulfate

What molarity of aqueous aluminum sulfate solution can be expected to show the same conductivity as 0.030 M Na2SO4 at 36,000 units?

  How many molecules of each gas are present

A sample of air contains 78.08% nitrogen, 20.94% oxygen, 0.05% carbon dioxide, and 0.930% argon by volume. How many molecules of each gas are present in 1.00 L of the sample at 31 degrees C and 1.00 atm?

  Compute the amount of energy in the form of heat

Calculate the amount of energy in the form of heat that is produced when a volume of 2.73 L of SO2(g) is converted to 2.73 L of SO3(g) according to this process at a constant pressure and temperature of 1.00 atm and 25.0 °C. Assume ideal gas behav..

  State anti-acid formulations would be expected to neutralize

Calculate the maximum volume in mL of .15M HCl that each of the following anti-acid formulations would be expected to neutralize. Assume complete neutraliation.

  What is final pressure

a 4 liter flask contains nitrogen gas at 25C and 1 atm. what is final pressure if 2 g of N2 gas are added and flask is cooled to -55C?

  Explain fatty acyl coa into muscle mitochondria occurs

During a long distance run, increased uptake of fatty acyl COA into muscle mitochondria occurs. which of the following helps to explain this

  How many grams of hydrogen gas can be obtained

Zinc metal reacts with hydrochloric acid according to the following equation: Zn + 2HCl --> ZnCl2 + H2. How many grams of hydrogen gas can be obtained if 50.0 g of zinc react completely?

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