Calculate the van''t hoff factor for nacl

Assignment Help Chemistry
Reference no: EM13714601

Problem- The freezing point depression constant of water is -1.86 degrees C/m. If 7.50 g NaCl is dissolved in 45.0 g H2O, the freezing point is changed by -9.71 degrees C. Calculate the van't Hoff factor for NaCl.

This is the question for that you have to provide expert solution

Reference no: EM13714601

Questions Cloud

What mass of gold is produced of current : The item itself serves as the cathode, at which the Au3+ ions are reduced to Au(s). A piece of solid gold is used as the anode and is also connected to the power source, thus completing the circuit. What mass of gold is produced when 5.00A of curre..
Discuss johnson & johnson''s approach on providing an it : Needing a writing help with a 3-4 page paper on the Case Study 6-2 Johnson & Johnson's Enterprise Architecture, this is from Managing and Using Information Systems by Pearson & Saunders.
Comparing cell phone plans : Create a relationship for each plan (an equation) where f(x) represents the monthly phone bill and where x represents the minutes used beyond the free anytime minutes.remember to include the standard monthly fee in your function. Note: gave ea..
Define the smaller concentration of pb2 : Well A has a concentration of 0.011 ppm(parts per million) of Pb2+ Well B. contains 6.5x10-4 grams of Pb2+ in 5.00 liters Which well has the smaller concentration of Pb2+.
Calculate the van''t hoff factor for nacl : The freezing point depression constant of water is -1.86 degrees C/m. If 7.50 g NaCl is dissolved in 45.0 g H2O, the freezing point is changed by -9.71 degrees C. Calculate the van't Hoff factor for NaCl.
Calculate the ph of the resulting buffer : A 250 mL sample of 0.100M sodium acetate is mixed with 5.00 mL of a 2.10M HCl solution. Calculate the pH of the resulting buffer.
Define the two values different from each other : How many significant figures can you accurately report in the values for Ksp that you calculated in Parts 2 and 3 of the experiment? Are the two values different from each other to that number of significant figures?
An automobile designed for consumers : Describe the new features you would add to an automobile designed for consumers in each of the following generational segments: Baby Boomers, Generation X, Generation Y (Millennials). Your description has to be based on appropriate bibliograph..
How many grams of sodium oxalate : If the water in your house has 1000.0 mg/L of calcium carbonate dissolved in it, How many grams of sodium oxalate could you mix with 100.0 mL of that water before a precipitate would form

Reviews

Write a Review

Chemistry Questions & Answers

  Neutralization from hydrochloric acid and sodium hydroxide

The molar heat of neutralization from hydrochloric acid and sodium hydroxide is -57.3 kJ/mol. use this accepted value to predict the heat evolved

  Strawberries contain about 15 wt solids and 85 wt water to

strawberries contain about 15 wt solids and 85 wt water. to make strawberry jam crushed strawberries and sugar are

  What are the partial pressure in atm of each components of

a. what are the moles fractions of each components in a mixture of 5.0 g of o2 7.50 g of n2 1.0 g h2b. what are the

  Explain the temperature change in the calorimeter be higher

The test tube contained some water (besides the metal) that was subsequently added to the calorimeter. Considering a higher specific heat for water, will the temperature change in the calorimeter be higher, lower, or unaffected by this technique e..

  When a metal at a higher temperature is transferred to

when a metal at a higher temperature is transferred to water at a lower temperature heat is inevitably lost to the

  Explain what volume in ml of concentrated nitric acid

What volume in mL of concentrated nitric acid (72.0% HNO3 (w/w), sp. gr. 1.42) is required to prepare exactly 3.85 L of 0.330 M HNO3

  Calculate the heat produced by combustion per liter of

methanol ch3oh is used as a fuel in race cars.a write a balanced equation for the combustion of liquid methanol in

  Explain the spontaneous cell reaction

Identify each half reaction as oxidation or reduction; mark which reaction occurs in anode and which in cathode. Write the chemical equation describing the spontaneous cell reaction (The overall reaction)

  Explain the standard cell potential (e°) of a voltaic cell

The standard cell potential (E°) of a voltaic cell constructed using the cell reaction below is 0.76 V: Zn (s) + 2H+ (aq) ? Zn2+ (aq) + H2 (g) With PH2 = 1.0 atm and [Zn2+] = 1.0 M, the cell potential is 0.42 V. The concentration of H+ in the cath..

  Explain fe3o4 reacts with co according to the equation

How many moles of O2 are required for the complete reaction of 54.7 g of C2H4 to form CO2 and H2O. Fe3O4 reacts with CO according to the equation

  Explain how much heat is released per kg of petrol

State balanced combustion reactions for the petrol and biodiesels shown above. a) Explain how much heat is released per kg of petrol. How much per kg of biodiesel

  How much would an empty volumetric flask weigh

Illustrate the structures of the 6 bromoalkenes (with the molecular formula C5H9Br ) that have a branched C chain, and that show neither chirality nor E,Z isomerism.

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