Explain the temperature in k at which the spontaneity

Assignment Help Chemistry
Reference no: EM13337240

A particular reaction has a ?Ho value of -180 kJ and ?So of -254 J/mol K at 298 K. Assuming that ?Ho and ?So hardly change with temperature, determine the temperature in K at which the spontaneity of this reaction changes.

Reference no: EM13337240

Questions Cloud

What is the initial charge on the capacitor : A capacitor of 12µF is charged by a 30 V battery. Afterwards, the capacitor is disconnected from the battery and connected to an inductor with L = 2H. What is the initial charge on the capacitor
Calculate the net energy transport rate of the transmission : An automobile transmission has 175 hp of power entering from the engine, 167 hp leaving to the wheels, while losing 5000 Btu/hr to the surroundings as heat.
What is the induced voltage across the bar : A conducting rod is moved in a magnetic field of 0.5T as shown. The bar is 0.4m long and has a velocity of 12 m/s. What is the induced voltage across the bar
How much heat energy is transferred to the gas : 4.60g of nitrogen gas at 22.0?C and an initial pressure of 3.30atm undergo an isobaric expansion until the volume has tripled. A) How much heat energy is transferred to the gas to cause this expansion
Explain the temperature in k at which the spontaneity : A particular reaction has a ?Ho value of -180 kJ and ?So of -254 J/mol K at 298 K. Assuming that ?Ho and ?So hardly change with temperature, determine the temperature in K at which the spontaneity of this reaction changes.
What is the velocity of the third piece : An object at rest explodes into three peices of equal mass. One moves east at 20 m/s; What is the velocity of the third piece
Show how it relates the ad-as model : Show how it relates the AD-AS model,increasing budget deficits will make the economic recovery uncertain and will hamper future economic growth.”
Define assuming that ho and so hardly change with temperatue : A particular reaction has a ?Ho value of -118 kJ and ?So of 47 J/mol K at 298 K. Calculate ?Go at 349 K in kJ, assuming that ?Ho and ?So hardly change with temperature
Use the high-quality laundry service : Suppose you use the high-quality laundry service but, because it is expensive, you send out only some of your clothes. What factors might influence whether you send a particular item of clothing out to the service or wash it?

Reviews

Write a Review

Chemistry Questions & Answers

  Propose a mechanism for the acid-catalyzed synthesis

Propose a mechanism for the acid-catalyzed synthesis of 4,5-dimethyldioxolane + water from formaldehyde

  What is the pressure of the gas

a sample of oxygen occupies 178 mL in a cylinder shown at a barometric pressure of 734 torr and 25 degrees Celcius. If the piston is pushed in and compresses the oxygen sample to 134 mL, what is the pressure (in torr) of the gas?

  How many grams of na3po4 will be needed

How many grams of Na3PO4 will be needed to produce 350ml of a solution that has a concentration of Na+ ions of 0.900.

  How to calculate the value of keq

calculate the value of Keq at 298 K for each of the following reactions

  What is the pka for weak and monoprotic acid aspirin

The pH of 0.325g of aspirin (Molar mass 180.2) tablet in 0.5L water is 3.03, What is the pKa for weak, monoprotic acid aspirin? do not disregard x

  Explain a couple drops of phenophalein indicator

a couple drops of phenophalein indicator and then was titrated with 8.1mL of NaOH until it turned pink. what is the concentration of NaOH?

  Explain oil was difficult to crystallize

A certain plant material is known to contain mainly trimyristin and tripalmitin in approximately equal amounts. Tripalmitin, the structure of which you should look up in a reference source,

  What is the new volume of the gas

If I initially have a gas at a pressure of 12 atm a volume of 23 liters, and a temerature of 200k, and then I raise the temperature to 14 atm and increase the temperature to 300k, what is the new volume of the gas ?

  What is the mole percent oxygen in the mixture

A gaseous mixture of O2 and Kr has a density of 1.111 g/L at 420. torr and 300. K. What is the mole percent O2 in the mixture?

  Explain what is the balanced education and stoichiometric

What is the balanced education and stoichiometric reagents needed with mole calculations of 1 sodium hydroxide pellet(0.075 to 0.095 g) and 0.24 g acetophenone and 0.11 g benzaldehyde

  Determine the equilibrium partial pressure of ammonia

The Kp for the reaction is 4.3X10^-4 at 648K. Determine the equilibrium partial pressure of NH3 in a reaction vessel that initially contained 0.900atm N2 and 0.500 atm H2 at 648K

  Calculate the mass of nitrogen dissolved at room temperature

Calculate the mass of nitrogen dissolved at room temperature in an 78.0 L home aquarium. Assume a total pressure of 1.0 atm and a mole fraction for nitrogen of 0.78.

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