Calculate the entropy change for the process

Assignment Help Chemistry
Reference no: EM131026895

(a) What sign for ?S do you expect when the volume of 0.200 mol of an ideal gas at 27 °C is increased isothermally from an initial volume of 10.0 L?

(b) If the final volume is 18.5 L, calculate the entropy change for the process.

(c) Do you need to specify the temperature to calculate the entropy change? Explain.

Reference no: EM131026895

Questions Cloud

Potential difference decreases : A 545 × 10-6 F capacitor is discharged through a resistor, whereby its potential difference decreases from its initial value of 85.9 V to 28.1 V in 4.49 s. Find the resistance of the resistor.
Difference between a state and a microstate of a system : What is the difference between a state and a microstate of a system? As a system goes from state A to state B, its entropy decreases What can you say about the number of microstates corresponding to each state?
What is angle of flashlight when the light become a parabola : If you point a flashlight at a wall, it makes a circle. If you angle it a bit, the light makes an ellipse. Angle it even more and it makes a parabola. What is the angle of the flashlight when the light becomes a parabola?
The coeffiecient of kinetic friction : Automobile A, weighing 4000 lb, approaches stationary automobile B, which weighs 2000 lb. 50 feet before collision, A applies its brakes ang goes into a skid. B also has its brakes applied, so it goes into a skid after A rams B. A travels 50 feet aft..
Calculate the entropy change for the process : What sign for ?S do you expect when the volume of 0.200 mol of an ideal gas at 27 °C is increased isothermally from an initial volume of 10.0 L? If the final volume is 18.5 L, calculate the entropy change for the process.
What is the size of firms profit or loss : What is the size of this firms profit or loss - will there be entry or exit? Will this restaurant's demand curve shift left or right?
Find the cost of ising a 3kw immersion heater : Find the cost of ising a 3kW immersion heater and five 60 W electric bulbs for a day if the price per unit (kWh) is sh. 4.50
What is the entropy change of the system for this process : Express the second law of thermodynamics as a mathematical equation. In a particular spontaneous process the entropy of the system decreases.What can you conclude about the sign and magnitude of ?Ssurr?
A transmission line between a power station : A transmission line between a power station and a factory has a resistance of 0.05 ohms in each of the two wires.If a current of 100 A is delivered at 100V,a) what useful power is delivered into the load?

Reviews

Write a Review

Chemistry Questions & Answers

  Calculate the ph of buffer solution

calculate the ph of buffer solution made from .20 M HC2H3O2 and .050 M C2H3O2 that has an acid dissociation constant for HC2H3O2 of 1.8*10-5.

  Explain what is the mole fraction of nh3

Neglect the absorption of other waste gas components into the water, and the evaporation of water into the waste gas stream. What is the mole fraction of NH3 in the scrubbed waste gas stream

  Describe any trends observed for lowest annual concentration

When is the ozone concentration normal and when is it at its lowest? Explain why and describe any trends observed for the lowest annual concentrations observed.

  What is the concentration of nitrate ion in a solution

Problem- What is the concentration of nitrate ion in a solution made by mixing 100 mL of a 0.200 M HNO3 solution with 200 mL of a 0.100 M solution of Mg(NO3)2? (A) 0.133 M (B) 0.150 M (C) 0.167 M (D) 0.200 M

  Explain why are the dipole moments as such

While comparing cis-dichloroethene as well as trans-dichloroethene the cis has a dipole movement of 2.685 debye while the trans has 0 debye as I guess it should be non polar. Explain Why are the dipole moments as such.

  You dissolve 1571 g of nh4no3 in 150 ml of solution

you dissolve 15.71 g of nh4no3 in 150 ml of solution callthis solution a. you take 20 ml of solution a and add water

  A 40 foot aluminum street lighting support is sized and

a 40 foot aluminum street lighting support is sized and welded intoposition between two very large bridge beams on a

  How to calculate the molality of the chloride ion

A solution is prepared by dissolving 25.8 grams of magnesium chloride (MgCl2) in 250.0 mL water. Calculate the molality of the chloride ion in the solution.

  What volume will the n2o4 occupy

If 25.0 mL of NO2 gas is completely converted to N2O4 gas under the same conditions, what volume will the N2O4 occupy?

  How much heat was lost

a 720-mL sample of water was cooled from 60 degrees celsius to 10 degrees celsius. How much heat was lost?

  Explain what is the q and the enthalpy of combustion

Define the combustion of 0.14 g methyl alcohol, CH3Oh, at constant pressure elevate the temperature of a calorimeter by 0.222 degrees Celsius. The calorimeter constant is 1.5 KJ/deg Celsius. Explain what is the q and the enthalpy of combustion of ..

  When thermal equilibrium has been reached the water and the

a 588 g chunk of iron is heated to 97.5c. then it is immersed in 247 ml of water originally at 20.7c.when thermal

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