Define what is the freezing pint of a solution

Assignment Help Chemistry
Reference no: EM13194128

what is the freezing pint of a solution when 13.55 g of Mg(NO3)2 is dissolved in 156 mL of water when Tdegree = 25.0 degree C (Kf of water = 1.86)

Reference no: EM13194128

Questions Cloud

State ammonia from ammonium chloride to use in a reaction : need to generate ammonia from ammonium chloride to use in a reaction. should you use sodium bicarbonate or sodium carbonate?
Define the vapor pressure of pure ethanol : The vapor pressure of pure ethanol is 56 torr. if a solution prepared from 560.0 g of methanol and 210.0 g of ethanol has a vapor pressure of .31 atm over the soultion.
Compute the molarity of the solution : C2H5OH solution has a density of 1.01 g/mL. Calculate the molarity of the C2H5OH solution
Compute the molar concentration of all the ions : calculate the molar concentration of all the ions remaining in solution after the reaction has taken place ... Cr(III), hydroxide, potassium, nitrate
Define what is the freezing pint of a solution : what is the freezing pint of a solution when 13.55 g of Mg(NO3)2 is dissolved in 156 mL of water when Tdegree
State the equations for two different acid base reactions : write the equations for two different acid base reactions of diethylamine with water. Indicate the direction of the equlibrium for both reactions. The pKa of diethyl ammonium ion is 10.94.
State substances reach thermal equilibrium at a temperature : A is allowed to come in contact with substance B. B has a mass of 46.28 grams and its initial temperature is 86.5oC. These two substances reach thermal equilibrium at a temperature of 64.2oC. If the specific heat capacity of substance B is 1.17 J/..
State the standard free energy for the neutralization : The standard free energy for the neutralization of HCl with NaOH at 25 degrees Celsius is -79.9KJ/mol. Calculate the equilibrium constant for the reaction.
State equilibrium constant for the reaction of acetic acid : Calculate the equilibrium constant for the reaction of acetic acid and diethylamine. The pKa of protonated diethylamine is 10.94. What are the major forms present in a dilute soultion

Reviews

Write a Review

Chemistry Questions & Answers

  What is the molar mass of citronellal

The density of citronellal, a mosquito repellant, is 1.45 g · L-1 at 365C and 50.0 kPa. What is the molar mass of citronellal?

  Determine the water of crystallization of a hydrated salt

Plan and Design Lab: To Determine the water of crystallization of a hydrated salt XY•nH2O and to determine the value of n in the formula XY•nH2O with a relative formula mass of 392.14.

  Compute the number of grams of battery acid

Compute the number of grams of H 2 SO 4 in 1 gallon of battery acid if the solution is 38.9% sulfuric acid by mass and has a density of 1.33g/mL ?

  What happens to the body that allows it to compensate

What happens to the body that allows it to compensate (over this period of time) for the reduced pressure , so that the athletes will not become lightheaded?

  State a microwave oven operates

A microwave oven operates at 2.50GHz. What is the wavelength of the radiation

  Reactor vessel partially dissociates at high temperatures

5.00 moles of ammonia are introduced into a 5.00L reactor vessel in which it partially dissociates at high temperatures. 2NH3(g)?3H2(g)+N2(g). At equilibrium at a particular temperature,

  Explain most important alkaloid derived from cinchona bark

Quinine (C20H24N2O2) is the most important alkaloid derived from cinchona bark. It is used as an antimalarial drug.

  Compute the ph during the titration

Calculate the pH during the titration of 100.0 mL of 0.200 M HCl with 0.400 M NaOH. First what is the initial pH (before any NaOH is added)? What is the pH after 31.9 mL of NaOH are added?

  Explain the structure of the carbon atom

Describe in 75 words the structure of the carbon atom. What types of bonds does carbon form and why?

  Give the basicity order and list from most to least basic

Give the basicity order? List from most to least basic. 3. Explain the basicity order in terms of resonance and inductive (polar) effects and solvation effects.

  Calculate the scn solution a

Calculate the [SCN] solution A, where 5.3 mL of 1.9x10^-3 M NaSCN is diluted to 42.0 mL with 0.1 M Fe(NO3)3. Next calculate the [FeSCN2+] in the solutions prepared by diluting volumes of solution A with 0.1 M Fe(NO3)3 to a final volume of 1.0101 mL..

  What mass of au is produced

What mass of Au is produced when 18.6 ampere of current are passed through a gold solution for 29.0 minutes.

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