Wednesday
July 23, 2014

Homework Help: chemistry

Posted by tal on Thursday, May 15, 2014 at 12:03am.

Given the thermochemical equation:

2 Al(s) + 3/2 O2(g) > Al2O3(s) ΔH = -95.7 kJ

find the heat of reaction, ΔH, for the following reaction:

2 Al2O3(s)> 4 Al(s) + 3 O2(g)
Select one:
a. -95.7 kJ
b. +95.7 kJ
c. -47.8 kJ
d. +47.8 kJ
e. +191.4 kJ

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

Chemistry - How would you exactly start the first problem? My thermodynamic ...
Chemistry - I would really like to understand how to do these problems, because ...
Chemistry - I would really like to understand how to do these problems, because ...
Chemistry - The standard internal energy change for a reaction can be symbolized...
chemistry - # Which of the following is true for the reaction NH3(l) NH3(g) at ...
chemistry - Calculate the value of ΔHo for the reaction 2 CH4 (g) -> ...
Chemistry - If the reaction of 2.5 g of Al with 2.5 g of O2 produced 3.5 g of ...
chemistry - Calculate the enthalpy change, ΔrH, for the following reaction...
Chemistry - Hydrogen cyanide is a highly poisonous, volatile liquid. It can be ...
chemistry - Hydrogen cyanide is a highly poisonous, volatile liquid. It can be ...

Search
Members