State the enthalpy of activation of a first order reaction

Assignment Help Chemistry
Reference no: EM13492312

The enthalpy of activation of a first order reaction is 123kj/mol. The rate constant at 80 C is 1.73x10^-2 s^-1. What is the rate constant at 35 C. (R=8.31 j/mol K) Please show how you figure this question out

Reference no: EM13492312

Questions Cloud

Explain redox equation is correctly balanced : What is the coefficient of Br- when the following redox equation is correctly balanced. Show the balanced equation. BrO- + Fe(OH)2 > Br- + Fe(OH)3 (basic solution)
What is the maturity of the bond : What is the maturity of the bond (in years)? What is the coupon rate (in percent)? What is the face value?
Explain lithium sulfate dissolved : 1.0994 g lithium sulfate dissolved in 50 mL water b. 10.3 mg lithium sulfate dissolved in 0.50 mL water c. 0.2575 g lithium sulfate dissolved in 12.5 mL water d. 5.497 g lithium sulfate dissolved in 2.5 L water
Determine the length of the rough patch : On an essentially frictionless horizontal ice-skating rink, a skater moving at 3.3 m/s encounters a rough patch that reduces her speed by 41% to a friction force that is 20% of her weight
State the enthalpy of activation of a first order reaction : The enthalpy of activation of a first order reaction is 123kj/mol. The rate constant at 80 C is 1.73x10^-2 s^-1. What is the rate constant at 35 C. (R=8.31 j/mol K)
Explain measured pressure is higher than the ideal pressure : Which of the following correctly describes the observed result when gas particles attract each other? 1.) The gas behaves ideally 2.) The measured pressure is lower than the ideal pressure 3.) The measured pressure is higher than the ideal pressur..
Determine the speed of the stone : A stone is tied to a string (length = 0.750 m) and whirled in a circle at the same constant speed in two different ways. Determine the speed of the stone
Explain the of mass of carbonate in the sample : Dissolving 4.64g of an impure sample of Ca carbonate in Hcl produced 1.09L Carbonate measured at 20 degree c at 747 mmHg. Calculate the % of mass of carbonate in the sample
Recreate the closing entries : The T-Accounts contain the Dec postings to the general ledger of Swoops, Inc - the Dec 1 postings are beginning balances, while the Dec 31 postings are closing entries.

Reviews

Write a Review

Chemistry Questions & Answers

  How many grams of acetic acid are in vinegar

If 3.50ml of vinegar needs 42.0ml of 0.130M NaOH to reach the equivalence point in a titration, how many grams of acetic acid are in a 1.20qt sample of this vinegar?

  What mass of acrylonitrile can be produced

Acrylonitrile, C3H3N (53.07 g/mol), is used in the synthesis of a variety of plastics. What mass of acrylonitrile can be produced from a mixtur.

  Explain what is the ph of a dilute solution of weak acid

What is the pH of a dilute solution of weak acid (pKa 5.6) with a concentration of 0.09M conjugate acid and 0.30 M conjugate base. What would the concentration of conjugate acid and conjugate base be if you added 0.10 moles of HCL to 1 liter of th..

  Calculate the atomic mass of lithium

The element lithium has two naturally occurring isotopes, 7Li (isotopic mass 7.0160 amu, abundance 92.5 %) and 6Li (isotopic mass 6.0151 amu, abundance 7.50 %). Calculate the atomic mass of lithium.

  Explain the decomposition of the mineral magnesite

Consider the following balanced thermochemical equation for the decomposition of the mineral magnesite: MgCO3(s) => MgO(s) + CO2(g) ?Hrxn = 117.3 kJ What is ?H in kJ when 28.87 g of CO2 reacts with excess MgO?

  A 13 gram sample of calcium reacts with bromine to form 24

a 13 gram sample of calcium reacts with bromine to form 24 grams of calcium bromide. how many grams of bromine are used

  Explain how would you determine the ds and dh for cu2+

How would you determine the dS and dH for Cu2+ binding soil given K (distance) values at two different temperatures

  Explain what is the wavelength of this signal in m

A typical frequency used by GSM cell phones is 759.0 MHz. What is the wavelength of this signal in m?

  Why does this produce a lightheaded feeling

When runners or other athletes practice at high altitudes pressure is reduced. What then will be the effect on the [O2] in their blood? Why does this produce a lightheaded feeling?

  Explain what is a physical meaning for the non-detection

Liquid X has a certain partial pressure when in the pure state. Liquid Y is then added and after equilibration the partial pressure of X did not change. There is no Y vapor detected. Did the liquids mix? Explain.

  Calculate the minimum number of grams of c3h8(g)

Using information in Appendices B and C, calculate the minimum number of grams of C3H8(g) that must be combusted to provide the energy necessary to convert 3.25 kg of H2O from its solid form at -11.0°C to its liquid form at 70.0°C.

  What is the heat of combustion for the hydrocarbon

A particular calorimeter is calibrated and is found to have a calorimeter constant, Ccal = 3.640 kJ/°C. When 1.500 g of an unknown hydrocarbon was combusted in the calorimeter

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