What is the enthalpy, delta h, of licl

Assignment Help Chemistry
Reference no: EM13148896

A 4.50-g sample of LiCl at 25.0 C dissolves in 25.0 mL of water also at 25 C. The final equilibrium temperature of the resulting solution is 60.8 C. What is the enthalpy, delta H, of LiCl expressed in kilojoules per mole?

Reference no: EM13148896

Questions Cloud

Analyze the tasks involved in developing a retail marketing : Analyze the tasks involved in developing a retail marketing strategy to determine which task presents the greatest number of potential challenges to the retailer you selected. Explain your rationale.
Explain hcl is a significant component of gastric juice : HCL is a significant component of gastric juice. what is the concentration of chloride ion in gastric juice at pH=1.27?
Compute the amount of gross profit : Compute the amount of gross profit to be recognized each year assuming the percentage-of-completion method is used. Prepare all necessary journal entries for 2012
Discuss the challenges you would face if you decided : Describe the best possible distribution channel for that product or service and why that particular channel would be better than any alternatives. Discuss the challenges you would face if you decided to market your product or service on a global ..
What is the enthalpy, delta h, of licl : A 4.50-g sample of LiCl at 25.0 C dissolves in 25.0 mL of water also at 25 C. The final equilibrium temperature of the resulting solution is 60.8 C.
Calculate the standard deviation of the sample mean : Calculate the standard deviation of the sample mean for samples of size 1, 4, 25, 100, 250, 500, 1000, and 5000. Graph your results with the sample size on the x axis and the standard deviation on the y axis.
What is the opportunity cost of going back to college : suppose a student athlete has the opportunity to earn $800,000 next year playing basketball, $700,000 next year playing basketball or $0 going to college. what is the opportunity cost of going back to college
Define when a mixture of two gases are compressed : when a mixture of these two gases are compressed to a smaller volume, which way does the reaction shift to? the reaction is originally at 588 kelvins and has an equilibrium constant of "k"=0.0180
What is your ending inventory : Your sales are $63,000.00 and your stock is reduced by $27,000.00 worth of markdowns. Your receipts are $75,000.00. What is your ending inventory?

Reviews

Write a Review

Chemistry Questions & Answers

  Determine the osmotic pressure

Determine the Osmotic Pressure for the following aqueous solutions @ 25 degrees Celsius. (a.) 1.0. M Glucose, and (b.)1.0 M NaCl. Explain which solution has the greater osmotic pressure if any and why.

  Explain the liquid phase oxidation

Write the reactions responsible for the LIQUID PHASE oxidation of S(IV) to S(VI), and show how the oxidation can lead to a decrease in pH of rain water.

  How many moles of cds is formed

When 25.0 mL of 0.750 M CdCl2 is mixed with 40.0 mL of 0.120 M (NH4)2S, CdS precipitates from the solution. How many moles of CdS is formed.

  Determine the concentration of ch3cooh

You have pure beta-D-glucopyranose of 100 grams nearly, it was dissolved in an ethanol/water combination with the intention to recrystallize the sugar. You get pure beta-D-glucopyranose crystals 60 grams back why this 40% loss was to happen.

  Calculate the de broglie wavelength of a 143g- baseball

Calculate the de Broglie wavelength of a 143g- baseball traveling at 90mph ?

  What will be the ph in the titration flask

10mL of 0.1M HNO2 (nitrous acid, ka=4.0x10^-4)is titrated with a .01M KOH solution. After 10mL of the KOH solution is added,  what will be  the pH in the titration flask?

  How many minutes does it take for the concentration

A certain first-order reaction (products) has a rate constant of 6.90×10-3 s^{-1} at 45 C. How many minutes does it take for the concentration of the reactant, [A], to drop to 6.25% of the original concentration?

  Determine the mass of sodium phosphate

Determine the mass of sodium phosphate that yields 1.00 g of calcium phosphate precipitate.

  Calculate the molecular formula of the hydrate

a hydrate of calcuim chloride contains 49.3% water and has a formula weight of 219g/mol calculate the molecular formula of the hydrate

  Calculate the density of the metal

A block of metal has a width of 3.2 cm, a length of 17.1 cm, and height of 3.5 cm. Its mass is 1.2 kg. Calculate the density of the metal.

  What mass of oxygen is needed

when 31g of phosphorus reacts with oxygen, 71g of an oxide phosphorus is the product. What mass of oxygen is needed to produce 13g of this product?

  Determine the solubility of oxygen in water

1.0 atm pressure of oxygen is 0.041g/L. The solubility of oxygen in water at 3.0 atm and 25 C is _____ g/L.

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