Calculate the q,w,dh and du

Assignment Help Chemistry
Reference no: EM13129064

a certain liquid has dH(vap)=26.0kJ/mol. calculate the q,w,dH and dU when 0.50 mol is vaporized at 250K and 750torr

Reference no: EM13129064

Questions Cloud

What is the molar solubility of hg2c2o4 : What is the molar solubility of Hg2C2O4 (Ksp = 1.75x10^-13) in 0.34M Hg2(NO3)2
Volume of solid by double integration : Find the volume of the solid in the first octant bounded by the surfaces of z = 1 - y^2, y = 2, and x = 3.
What net carrying amount should be used in computing gain : 1.On June 30, 2010, Parks Co. had outstanding 8%, $2,000,000 face amount, 15-year bonds maturing on June 30, 2025. Interest is payable on June 30 and December 31.
Find the probability that at least one of them has disease : The proportion of the American population that has disease Z is p=0.02. If 60 people are randomly selected from the population, what is the probability that at least 1 of them has disease Z?
Calculate the q,w,dh and du : a certain liquid has dH(vap)=26.0kJ/mol. calculate the q,w,dH and dU when 0.50 mol is vaporized at 250K and 750torr
What is her basis in the real estate : In the current year, Sue received a liquidating distribution of real estate from UTSRQ Partnership, a general partnership. The real estate had an adjusted basis to the partnership of $35,000 and a fair market value of $90,000 on the date of the di..
How many moles of sodium ions are found : Aqueous solutions of sodium thiosulfate, Na2SO3, are used as an antidote to some snakebites. How many moles of sodium ions are found in 10.0 mL of a 0.15 M solution of Na2S2O3?
Estimate the profit contribution per bag : Which shows the production time requirements for the 4 required manufacturing operations and the accounting department's estimate of the profit contribution per bag?
Number of times bond interest charges : Based on the data presented above, what is the number of times bond interest charges were earned (round to two decimal places)?

Reviews

Write a Review

Chemistry Questions & Answers

  Compute the hydroxide ion concentration

Compute the hydroxide ion concentration in a NH 3 solution that is 0.091 M and 0.028 M NH 4 Cl. Kb of NH 3 is 1.8 x 10 -5 .

  How much energy (in kilojoules) is required

How much energy (in kilojoules) is required to convert 205 mL of diethyl ether at its boiling point from liquid to vapor if its density is 0.7138 g/mL?

  What is the molarity of the na2s2o3 solution

What is the molarity of the Na 2 S 2 O 3 solution if a 0.150 g sample of KIO 3 required 10.7 mL of Na 2 S 2 O 3 solution for its standardization?

  What will be the concentration of no2

The dimerization of Nitrogen Dioxide has a rate constant of 2.45 x 10-2 L/mol min at 25 °C. What will be the concentration of NO2 after 2 minutes? given a starting concentration of NO2 = 11.5 mol/L

  Find the pressure of a gas using the ideal gas law

Determine the pressure of a gas using the ideal gas law - Calculate the pressure inside the vessel after all the dry ice has been converted to CO2 gas.

  What volume, in liters, of o2 can be produced

What volume, in liters, of O2 at 35°C and 1.19 atm can be produced from the decomposition of 10.0 g KNO3? 2 KNO3(s) → 2 KNO2(s) + O2(g)

  What is molarity

The molarity (moles/L = M) of a solution of 4.0 g NaOH in a total volume of 100.0 mL (or 40 g in 1.0 L) is what?

  What is the solubility of agcl

What is the solubility of AgCl when it is in a solution of 0.15 M NaCl? (AgCl has Ksp = 1.8 x 10-10.) Make a reaction table. Include rows for initial concentration, change in concentration, and equilibrium concentration.

  What is the partial pressure of o2

A mixture of CO, CO2 and O2 is contained within a 275 mL ?ask at 0?C. If the total pressure is 780 torr, the CO has a partial pressure of 330 torr and the CO2 has a partial pressure of 330 torr.

  Write the expression for the equilibrium constant

Write the expression for the equilibrium constant, Kb, for methylamine also compute the molar concentration of OH- in the 50.0 mL sample of the CH 3 NH 2   solution.

  Prior to placing piece of metal into the graduated cylinder

This assignment inhibits chemistry Laboratory Questions.

  What is the molecular formula of the compound

A particular compound contains, by mass, 41.4g carbon, 3.47g hydrogen, and 55.1g oxygen a 0.100 mol sample of this compound weights 11.60 g.

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