Define the rate constant of a first order reaction

Assignment Help Chemistry
Reference no: EM13507197

1.) Gaseous HI decomposes to hydrogen and iodine 2HI(g) = H2(g) + I2(g) A 2.00 mol sample of HI is placed in a 4.00 L container and heated to a fixed high temperature. When Equilibrium is reached 45 % of HI has decomposed. What is the value of Kc.

2.) The rate constant of a first order reaction is 4.45 x 10^-2 s-1 at 35 degrees C. What is the rate constant at 77 degrees C if the activation energy for the reaction is 60.2 kJ/mol?

Reference no: EM13507197

Questions Cloud

Define what would be the concentration : In 0.04 M NaOH at 20*C, the decomposition of H2O2 and O2 is first order. If the half-life is 654 minutes, what would be the concentration after 100.00 minutes of a solution initially at 0.200 M
Matching items reported to cash flow statement : Matching Items Reported to Cash Flow Statement Categories (Indirect Method) - Reebok International Ltd. is a global company that designs and markets sports and fitness products, including footwear, apparel, and accessories.
Old pueblo engineering contractors : Old Pueblo Engineering Contractors creates six-month "rolling" schedules
What is the total time in the air for the cannonball : A cannonball is shot from a cannon on a cliff at a height of 12.4 m at a ship on the ocean. What is the total time in the air for the cannonball
Define the rate constant of a first order reaction : The rate constant of a first order reaction is 4.45 x 10^-2 s-1 at 35 degrees C. What is the rate constant at 77 degrees C if the activation energy for the reaction is 60.2 kJ/mol
Determining the effects of account changes on cash flow : Determining the Effects of Account Changes on Cash Flow from Operating Activities - Indicate whether each item would be added ( + ) or subtracted ( - ) in the computation of cash flow from operating activities using the indirect method.
Explain mol of sodium formate to make 500 ml of solution : what is the pH of a buffer solution made by dissolving 0.060 mol of formic acid ( pmKa =3.7) and 0.045 mol of sodium formate to make 500 mL of solution
Equally divided between materials and labor : Shoney Video Concepts produces a line of videodisc players to be linked to personal computers for video games. Videodiscs have much faster access time than tape.
What is the rate of heat conduction through the floor : The subfloor on which the flooring sits is at a temperature of 16.1 degree C, while the air in the room is at 19.2 degree C. What is the rate of heat conduction through the floor

Reviews

Write a Review

Chemistry Questions & Answers

  Explain at what temperature in celsius would the rate

At what temperature in Celsius would the rate be 5.000 times faster than it is at 36.6 degrees Celsius for a reaction with an activation energy of 16,243 J/mol?

  What type of bonding is there

compunds made up from ions from S2- and sc3+ has amelting temperture of 1776 C what type of bonding is there?

  How many moles of ozone would there be in the air

As of the writing of this text, EPA standards limit atmospheric ozone levels in urban environments to 84ppb. How many moles of ozone would there be in the air above Los Angeles County.

  State iron metal is coated wih nickel

Iron metal is coated wih nickel. Which of metals will undergo corrosion when coating is damaged? Give the scheme of electrochemical corrosion and write equations for the reactions

  A solution of malonic acid h2c3h2o4 was standardized by

a solution of malonic acid h2c3h2o4 was standardized by titration w.1000m naoh solution. if 20.76 ml of the naoh

  How many moles of c3h8 need to react

how many moles of C3H8 need to react to release 5280 kJ of energy?

  Explain solid calcium oxide mixes with carbon dioxide gas

Solid calcium oxide mixes with carbon dioxide gas. Diphosphorus pentoxide is added to water. Hydrogen sulfide gas is bubbled through a solution of silver nitrate.

  Define millimoles of h+ in oxalic acid

millimoles of H+ in oxalic acid given the weight of oxalic acid (H2C2O4.2H2O) to be 0.2354

  Explain what fraction of the cadmium ions are in the form

And, of course, ammonia is a base so there will be some NH4+ in solution also. Assume that the concentration of unprotonated NH3 is 0.040 M. What fraction of the cadmium ions are in the form of Cd2+

  Provide the chemical reaction of an oxidation-reduction

provide the chemical reaction of an oxidation-reduction reaction that was observed to be spontaneous. provide a value

  Determining the operating conditions of the chillerair at 1

determining the operating conditions of the chiller.air at 1 atm and 80 degc is fed to a chiller. the air contains

  Evaluate and compare the rms speeds of co

Calculate and compare the rms speeds of CO and Cl2 at 300. K. rms speed of CO m/s rms speed of Cl2 m/s

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