Calculate the heat evolved

Assignment Help Chemistry
Reference no: EM13160308

The heat of formation of Al2O3(s) is -1669 kJ/mol. Calculate the heat evolved when .267 g of Al burns in oxygen.

Reference no: EM13160308

Questions Cloud

Books to record the settlement of the receivable : (c) Prepare the journal entry on Mann's books to record the settlement of his debt. (d) Prepare the journal entry on Doran's books to record the settlement of the receivable.
Calculate the molarity of the naoh solution : when 0.198 g of KHP is tritated with NaOH it requires 27.80 mL of NaOH to reach the endpoint of the reaction. Calculate the molarity of the NaOH solution.
How social psychology differs from other disciplines : Discuss how social psychology differs from other disciplines, such as clinical psychology, general psychology, and sociology in at least 300 words.
Reduce the residual value remaining furniture : Purchased office furniture on credit from Goodyear supply for defective office furniture received on may 10 and returned for credit. The return of defective furniture will reduce the residual value remaining furniture to $3000.
Calculate the heat evolved : The heat of formation of Al2O3(s) is -1669 kJ/mol. Calculate the heat evolved when .267 g of Al burns in oxygen.
Purchasing-procurement and strategic sourcing : Describe and discuss the differences and relationships between purchasing, procurement, and strategic sourcing. How have these concepts evolved?
How dorecombination hot spots and cold spots affect : How dorecombination hot spots and cold spots affect the relationshipbetween the physical map and the genetic map of achromosome.
State what is the equilibrium constant kc : The equilibrium concentration of I2 is 0.0900M. What is the equilibrium constant, Kc , for the reaction at this temperature?
Compute depreciation expense using straight-line method : Compute depreciation expense for 2011 and 2012 using (1) the straight-line method, (2) the units-of-activity method, and (3) the double-declining balance method.

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