Calculate the heat evolved

Assignment Help Chemistry

Reference no: EM13159884

the heat formation of Al2O3(s) is delta H final is -1669 kj/mol. calculate the heat evolved when 0.267 g of Al burns in oxygen

Reference no: EM13159884

Questions Cloud

What is the ph of the resulting solution : if 50.00ml of Ba(OH)2 solution is mixed with 30ml of HBr solution, what is the pH of the resulting solution. (0.1385 M Ba(OH)2 and 0.2050 M HBr).

Three purposes of government : Based on Christian principles, what are the three purposes of government? describe each of these, using Biblical citations. Where are these three purposes of government evident today?

How natural selection works on individuals : Microevolution is defined as a change inallele frequencies in a population over generations. Please explainwhat an allele is, in genetic terms. Name the three major factorsinvolved in allele frequency changes in populations.

Explain the concept of comparative advantage : Explain the concept of comparative advantage and the principle theories of why trade occurs and analyze and discuss the sources of comparative advantage in national economies.

Calculate the heat evolved : the heat formation of Al2O3(s) is delta H final is -1669 kj/mol. calculate the heat evolved when 0.267 g of Al burns in oxygen

Mathematical models and laboratory simulations : Some field biologists claim that mathematical models and laboratory simulations can never capture the complexity and variability of the real world. Experimental scientists retort that complex models and simulations have many simultaneous variables..

Average cost per unit for fixed manufacturing overhead : Assume that the company produced the equivalent of 11,700 units of product during the year just completed. What was the average cost per unit for direct materials? What was the average cost per unit for fixed manufacturing overhead?

Analyze the forms of aid to developing nations : Analyze the forms of aid to developing nations and determine which have the greatest and least amount of impact on a country during a natural disaster.

Extent of the natural ecosystem : Ecosystems are often defined as a matter of convenience, because we can't study everything at once. How would you describe the character and extent of the natural ecosystem in which you live? What characteristics make your ecosystem an open system..

User Account

All Pages