Explain the standard enthalpy of formation of nh3

Assignment Help Chemistry
Reference no: EM13648839

The standard enthalpy of formation of NH3 is -46 kj/mol. Use this and values for the N(triple bond)N and H-H bond energies to estimate the N-H bond energy

Reference no: EM13648839

Questions Cloud

Describe your inpression of the boys charecter : Describe your inpression of the boy's charecter in the beginning - what do sudden shifts of attention and constant upon the immediate present tell us about the boy?
Amplitude of the resulting simple harmonic motion putty : A box of mass 0.500 kg hangs from a vertical spring with k =30.0 N/m. The box is at rest at the spring’s equilibrium positionwhen a lump of putty with mass 0.100 kg falls on the box from above and sticksto it. Just before striking the box the putt..
What was the original pressure and temperature of the gas : A sealed contained containing 4 mol of gas is squeezed, changingits volume from 0.020 m3 to 0.018 m3. What was the original pressure and temperature of the gas
Determine the original mass of the steam : A 0.030kg ice cube at 0C is placed in an insulated box thatcontains a fixed quantity of steam at 100C. Determine the original mass of the steam at 100C
Explain the standard enthalpy of formation of nh3 : The standard enthalpy of formation of NH3 is -46 kj/mol. Use this and values for the N(triple bond)N and H-H bond energies to estimate the N-H bond energy
Find the net force exerted by water on bottom of the glass : A glass with a square cross section when viewed directly from aboveis filled with water. The glass is 8.0 cm wide on each side and is19.8 cm high. Find the net force exerted by the water on the bottom of the glass
Who are the persons talked about in the passage : A ripple of laughter ran from one corner of the room to the other.The oppressive air of discipline that swirled in with Latika's entry,suddenly drained out.
Major causes of reduced fertility rates : Write a five paragraph formal essay assignment, that includes an introduction, conclusions and also a clear thesis statement.
Evaluate what is the acceleration of the rocket : An astronaut notices that a pendulum which took2.45 {\rm s} for a complete cycle of swing when the rocket waswaiting on the launch pad takes 1.29 {\rm s} for the same cycle of swing during liftoff. What is the acceleration of the rocket

Reviews

Write a Review

Chemistry Questions & Answers

  Calculate the wavelength of the electromagnetic radiation

Calculate the wavelength of the electromagnetic radiation required to excite an electron from the ground state to the level with n = 5 in a one-dimensional box 39.8 pm in length.

  Compute the molar mass of the metal

A metal forms the fluoride MF2. Electrolysis of the molten fluoride by a current of 3.86 A for 16.2 minutes deposits 1.07 (backwards "g") of the metal.

  Define containers with identical number of moles of gas

An unknown gas is held in 2 separate containers with identical number of moles of gas. The volume of container 2 is 0.347 L and has a pressure of 0.315 atm. The volume of container 1 is 1.145 L. What is the pressure of the unknown gas in container..

  The change in gibbs energy that accompanies the oxidation

the change in gibbs energy that accompanies the oxidation of c6h12o6 s to carbon dioxide and water vapor at 250 c is

  What mass of ccl2f2 substance must evaporate

What mass of CCl2F2 substance must evaporate in order to freeze 109 of water initially at 24 degrees celsius? (The heat of fusion of water is 334 J/g the specific heat of water is 4.18 J/gK .)

  Find out pmn after the addition of the na2h2y

25.00 mL of 0.0200 M MnCl2 is titrated with 0.0250 M Na2H2Y. Both solutions are buffered to pH 8.20. Determine pMn after the addition of the following volumes (mL) of the Na2H2Y.

  Explain what is the mass fraction of gas

The Al2O3 does not react. If the sample residue weighs 2.456 g, what is the mass fraction of Fe2O3 in the original sample?

  How many milliliters of ethanol would be needed

Ethanol has a molar mass of 46.08g/mol and a density of 0.789g/mL. It is a clear, colorless liquid that dissolves readily in water. How many milliliters of ethanol would be needed to make 1.20L of a 2.75M solution?

  Explain the concentration of a solution of silver nitrate

What is the concentration of a solution of silver nitrate if 50.0mL of the solution reacting with excess potassium chloride gives 10g of precipitate

  Explain what concentration of the lead ion

What concentration of the lead ion, Pb+2 , must be exceeded to precipitate PbF2 from a solution that is 1.00*10^-2M in the fluoride ion, F- ? Ksp for lead fluoride is 3.3*10^-8

  State the two electrodes are carbon and aluminum

In a battery, water is used as a salt bridge, and the two electrodes are Carbon and Aluminum. Find the standard reduction potential of the battery, and indicate which electrodes are cathode and anode.

  Which molecule will undergo only london dispersion forces

which molecule will undergo only london dispersion forces when interacting with other molecules of the same kind?

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