Compute the amount of heat released in complete combustion

Assignment Help Chemistry
Reference no: EM13545120

Calculate the amount of heat released in the complete combustion of 8.17 grams of Al to form Al2O3(s) at 25 degrees Celsius and 1 atm. ΔH0f for Al2O3(s) = 1676 kJ/mol.

4Al(s) + 3O2(g) --> 2Al2O3(s)

Reference no: EM13545120

Questions Cloud

The coefficient of thermal expansion describes : The coefficient of thermal expansion describes how the size of an object changes with a change in temperature. Specifically, it measures the fractional change in size per degree change in temperature at a constant pressure. Several types of coeffi..
Child slides across a floor in a pair of rubber-soled shoes : A child slides across a floor in a pair of rubber-soled shoes. The frictional force acting on each foot is 20.0 N. The footprint area of each shoe sole is 16.0 cm2, and the thickness of each sole is 4.30 mm. Find the horizontal distance by which the ..
Power delivered when the circuit is in resonance : A series RLC circuit has components with R= 50 ohms, L= .15 Hz, and C= 20 uF. A) What is the current in the circuit, expressed as a percentage of the maximum possible current? B) What is the power delivered to the circuit, expressed as a percentage o..
Estimate the ranges of this lights angular frequency : The wavelength of visible light ranges from 400 to 700. Find the ranges of this light's angular frequency and Find the ranges of this light's wave number
Compute the amount of heat released in complete combustion : Calculate the amount of heat released in the complete combustion of 8.17 grams of Al to form Al2O3(s) at 25 degrees Celsius and 1 atm. ΔH0f for Al2O3(s) = 1676 kJ/mol.
Assume nearly normal incidence of light rays : A flint glass plate (n = 1.66) rests on the bottom of an aquarium tank. The plate is 11.00 cm thick (vertical dimension) and covered with water (n = 1.33) to a depth of 12.2 cm. Calculate the apparent thickness of the plate as viewed from above the w..
The top of a swimming pool is at ground level : The top of a swimming pool is at ground level. If the pool is 2.46 m deep, how far below ground level does the bottom of the pool appear to be located for the following conditions? (a) The pool is completely filled with water. m below ground level (b..
Determine how fast was the train moving : The frequency of a steam train whistle as it approaches you is 532Hz . After it passes you, its frequency is measured as 458Hz. How fast was the train moving
State how much heat is released when 75 g of octane burned : How much heat is released when 75 g of octane is burned completely if the enthalpy of combustion is -5500 kJ/mol C8H18? C8H18 + 25/2 O2 --> 8CO2 + 9H2O

Reviews

Write a Review

Chemistry Questions & Answers

  Steps in the mechanism for the following reaction

Show all the steps in the mechanism for the following reaction, When benzene is mixed with deuterated sulfuric acid, deuterium is slowly incorporated onto the ring. Show the mechanism for this reaction and explain how this relates the sulfonation of ..

  Prior to placing piece of metal into the graduated cylinder

This assignment inhibits chemistry Laboratory Questions.

  Write the structures of the saytzeff elimination

Write the structures of the saytzeff elimination

  Calculate ph - chemistry questions

Chemistry Questions on Calculate P H

  How many mols of hydrogen can produce

how many mols of H 2 can produce

  Analysis of corrosion mechanisms

Analysis of corrosion mechanisms and preventative measures

  Chemical and pharmaceutical science

Write an equation for the formation of an acetal from reaction of excess methanol with benzaldehyde in the presence of an acid catalyst.

  Calculate the approximate sulphur

Calculate the approximate SO 2 mass emission in lb/day.

  What is the structure - stereochemistry

What is the structure (including functional groups)? Stereochemistry (racemic or single enantiomer)?

  Design a qualitative analysis scheme

Design a qualitative analysis scheme

  What will be the resultant pressure

What will be the resultant pressure when the stopcock is opened?

  The 1h nmr spectrum

Integrals for some of the resonances in the 1H NMR spectrum are higher than they should be due to the shear number of hydrogens in this compound

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