Explain reaction at standard temp and pressure

Assignment Help Chemistry
Reference no: EM13651874

4 NH3 (g) + 5 O2 (g) --> 4NO (g) +6 H2O (g). In the presence of excess oxygen, what mass of NH3 is required to release 2175 kJ of enthalpy to the surroundings with this reaction at standard temp and pressure?

Reference no: EM13651874

Questions Cloud

Estimate the speed and the mass of the object : An object has a kinetic energy of 265 J and a momentum of magnitude20.9 kg·m/s. Find the speed and the mass of the object
Wheel rotating about afixed axis through its center : A wheel rotating about afixed axis through its center has a constant angular accelerationof 9.9 rad/s2. In a certain 7.0 s interval the wheelturns through an angle of 320 rad.
Compute the number of sugar residues per second : calculate the number of sugar residues per second that must be added enzymatically to growing cellulose chains to account for this rate. Each D-glucose unit contributes ~0.5 nm to the length of a cellulose molecule.
Find the the density of the liquid : A liquid is used to make a mercury-type barometer. The barometer is intended for spacefaring astronauts. At the surface of the earth, the column of liquid rises to a height of 2185 mm, but on the surface of Planet X, where the acceleration due to ..
Explain reaction at standard temp and pressure : In the presence of excess oxygen, what mass of NH3 is required to release 2175 kJ of enthalpy to the surroundings with this reaction at standard temp and pressure
What is the resulting phase angle : In an RLC series circuit the phase angle between thecurrent and voltages is 30 degrees. If the AC frequencydoubles, what is the resulting phase angle
Define benedict''s reagent reacts with the open chain : Benedict's reagent, copper (II) citrate, a blue solution, is used to identify reducing sugars in solution. The copper is reduced to Cu(I), forming a red precipitate of Cu2O. Benedict's reagent reacts with the open chain form of glucose,
What will be theresulting capacitive reactance : In an RLC series circuit the capacitive reactance is 24Ω. If the AC frequency doubles, what will be theresulting capacitive reactance
What is the firm multifactor productivity : What is the firm's multifactor productivity before and after the changes?

Reviews

Write a Review

Chemistry Questions & Answers

  What is the average speed of a co2 molecule

If the average speed of an oxygen molecule is 4.05multiplied by 104 cm/s at 25°C, what is the average speed of a CO2 molecule at the same temperature?

  Compute the root-mean-square speed of the carbon dioxide

can be done by the system if the octane is completely converted to carbon dioxide and water vapor? What will the enthalpy change be for the process? Calculate the root-mean-square speed of the carbon dioxide molecules in the question above.

  Evaluate the maximum concentration in m of silver

Calculate the maximum concentration in M of silver ions in a solution that contains 0.025 M CO3^2-. The ksp of AG2CO3 is 8.1 x 10^-12

  What is the total pressure in the flask

A 1.20 sample of dry ice is added to a 745 mL flask containing nitrogen gas at a temperature of 25.0 C and a pressure of 735mmHg .

  Explain equilibrium constants for the acid-base reactions

Write net Bronsted equations and determine the equilibrium constants for the acid-base reactions that occur when aqueous solutions of the following are mixed.

  Why is it that a solution of sodium dichromate in sulfuric

why is it that a solution of sodium dichromate in sulfuric acid is perfect to oxidize a secondary alcohol to a

  Explain how can grains in a silo spontaneously explode

How can grains in a silo spontaneously explode? How is it that corn or any other grain can explode in a silo on it's own? How could a natural gas leak just cause corn to explode in a silo?

  Explain what is the mass fraction of kr

A 1.00 L flask at 298 K contains a mixture of Kr and N2 with a total pressure of 0.940 atm. If the mole fraction of Kr is 0.455, what is the mass fraction of Kr

  Compute the reaction of ammonia with fluorine

Calculate ?G° for the reaction of ammonia with fluorine. 2NH3(g) + 5F2(g) ? N2F4(g) + 6HF(g) Substance: NH3(g) F2(g) N2F4(g) HF(g) ?G° f (kJ/mol): -16.4 0 79.9 -275.4 179.1 kJ -179.1 kJ 1539.7 kJ -1539.7 kJ None of these choices is correct.

  State the density of water and the density of propanol c3h8o

The density of water is 1.00 g/ml and the density of propanol C3H8O is 0.866 g/ml. What volume of propanol contains the same number of molecules are present in 127.1ml of water

  Explain temperature does the average speed of an oxegen

At what temperature does the average speed of an oxegen molecule equal that of an airplane moving at 580 mph? Im confused on the setup.

  Explain the fewer resonance structures for the carboxylate

Why do you suppose that the fewer resonance structures for the carboxylate are more effective at increasing the acidity of a carboxylic acid than those of the conjugate base of 2-naphthol

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