The freezing temperature of a 10 mm solution of formic acid

Assignment Help Chemistry
Reference no: EM13489049

Determine the freezing temperature of a 10 mM solution of Formic Acid (FaOH) in Water which also contains 25 mM Na2SO4 and 15 mM Ca(NO3)2. pKa of Formic Acid is 3.75, Kf(H2O)=1.85 (K*kg)/mol

Reference no: EM13489049

Questions Cloud

Why do you think that these measures were introduced : What is your view, giving a rational explanation to your view (you may use other sources to support your view, properly referencing). Why do you think that these measures were introduced?
How much energy is lost during these five cycles : a damped harmonic oscillator involves a block (m=2kg) ,a spring (k=10N/m)and a damping force F=-rv. How much energy is lost during these five cycles
Explain acid dissociation constant for hf : Determine the pH of the solution containing 8*10^(-3) M each of HF and NaF. Assume that NaF dissociates completely. Acid Dissociation constant for HF is Ka=6.3*10^(-4).
How far does the muon take to stop : A muon (an elementary particle) enters a region with a speed of 4.90 106 m/s and then is slowed at the rate of1.20 1014 m/s2
The freezing temperature of a 10 mm solution of formic acid : Determine the freezing temperature of a 10 mM solution of Formic Acid (FaOH) in Water which also contains 25 mM Na2SO4 and 15 mM Ca(NO3)2. pKa of Formic Acid is 3.75, Kf(H2O)=1.85 (K*kg)/mol
Decision making problems under uncertainty : 1. What techniques are used to solve decision making problems under uncertainty? Which technique results is an optimistic decision? Which techniques results in pessimistic decision? Give examples of each.
Prepare a statement of cash flows : Using the unadjusted trial balance prepared in requirement A-iii above and the following data for adjusting entries, prepare a 10 column worksheet similar to the one in chapter 4 appendix of your text.
Define the meaning of alpha and beta with regard to steroid : State the meaning of alpha and beta with regard to steroid structure, and indicate whether the hydroxyl group on ring A and the alkyl group on ring D are alpha or beta
What is this maximin value : What is this maximin value

Reviews

Write a Review

Chemistry Questions & Answers

  General chemistry- energy volume mass molarity and moles

General Chemistry: Energy, Volume, Mass, Molarity, and Moles, Benzene is an organic solvent with the formula C6H6. It boils at 80.1 degrees celcius and melts at 5.5 degrees Celsius. Benzene's density is 0.88gm/ml; its heat of vaporization is 30.0 ..

  State which has no effect on the rate of a chemical reaction

What is a variable which has no effect on the rate of a chemical reaction under any circumstance is

  Compute ka for acetic acid in both the molal and molar

Calculate Ka for acetic acid in both the molal and molar standard states. Use as many sig figs as your calculations in part b.) warrant.

  Explain the activity of an isolated sample of gas

The activity of an isolated sample of gas obtained from a basement containing radon-222 was found to be 8 pCi/L. This isotope has a half-life of 3.8 days. If no additional radon-222 entered the sample, how long would it take for the activity to de..

  Calculate the molar concentration of cl-

A 325-mL sample of solution contains 25.3 g of CaCl2, which is fully dissolved. (a) Calculate the molar concentration of Cl- in this solution. (b) How many grams of Cl- are in 0.100 L of this solution?

  Determine the new concentrations of the species

Displays the volume and pH at which equivalence was reached and plots this point on the graph and validates the code by plotting the midpoint using both methods and displaying the volume and pH for both methods in the Command Window.

  State when iodine solution is mixed with cyclooctene

When iodine solution is mixed with cyclooctene, the color of the iodine disappears. Write a reaction that shows the product

  Explain the oxidation numbers of carbons in malate

Using the oxidation numbers of carbons in malate and oxaloacetate, predict if the conversion of malate to oxaloacetate an oxidation or a reduction. You need to show the calculation of the oxidation numbers

  By what test could you identify the non-aqueous layer

If toluene(density 0.87) were used to extract ethylene bromohydrin (density 2.41) from an aqueous solution.

  Explain why are homopolymers of polyethylene

Why are homopolymers of polyethylene and isotactic polypropylene rigid plastics, but ethylene-propylene (EPR) copolymer soft

  State balanced thermochemical equation for the reaction

When NO(g) reacts with H2(g) to form N2(g) and H2O(l), 376 kJ of energy are evolved for each mole of NO(g) that reacts. Write a balanced thermochemical equation for the reaction with an energy term in kJ as part of the equation.

  Alcohols are less volatile than ethers of the same

Alcohols are less volatile than ethers of the same molecular weight, but the two classes of compounds have approximately the same solubility in water because:

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