Homework Help: Chemistry

Posted by Glenna on Saturday, October 18, 2008 at 10:37pm.

Acetic acid, HC2H3O2, is the sour constituent of vinegar (acetum is Latin for "vinegar" ). In an experiment, 3.76 g of acetic acid was burned.
HC2H3O2(l) + 2 O2(g) 2 CO2(g) + 2 H2O(l)

If 54.6 kJ of heat evolved, what is ÄH per mole of acetic acid?

Chemistry - GK, Sunday, October 19, 2008 at 8:30pm
1. Convert 3.76 g HC2H3O2 to moles.
2. Divide 54.6 kJ by the number of moles. Attach a negative sign to the answer. The answer is in kJ/mole

Answer this Question

Related Questions

chem-acid-base titrations - Acetic acid (HC2H3O2) is an important component of ...
chem. - A 10.0 mL of vinegar, an aqueous solution of acetic acid (HC2H3O2), is ...
Chemistry - Vinegar is 5% acetic acid. If the density of household vinegar is ...
chemistry - what is the theoretical value for the M of acetic acid in vinegar ...
Chemistry - what is the theoretical value for the M of acetic acid in vinegar if...
Chemistry - If acetic acid is the only acid that vinegar contains , calculate ...
chemistry - Calculate the mole fraction of acetic acid in vinegar, assuming that...
Chemistry - 1. Commercial vinegar is a solution of acetic acid in water. How ...
Chemistry - Assuming the density of vinegar is 1.0 g/mL ' what is the ...
Chemistry - Vinegar is a dilute solution of acetic acid. What is the ...

For Further Reading

First Name:
School Subject:
Answer: