Posts filed under 'Equilibrium Chemistry'

What Is The Equilibrium Constant For The Thermodynamic Data Given? Please Show Work For Better Understanding.

Equilibrium constant for the reaction?
Given the thermodynamic data in the table below, calculate the equilibrium constant for the reaction:
2 SO2 (g) + O2 (g) 2 SO3 (g)
Substance deltaHf° (kJ/mol) delta° (J/mol · K)
SO2 (g) -297 249
O2 (g) 0 205
SO3 (g) -395 256

1 comment April 28th, 2009

What Changes The Equilibrium Constant In An Equilibrium System, And Why?

Why does increasing the temperature change the equilibruim constant?
Why don’t:
-adding more of a reactant, (or product?)
-increasing pressure, (more generally, changing the pressure?)
-adding a catalyst
change the equilibrium constant?
(If this info is wrong or something, then please correct me). :-)

2 comments April 27th, 2009

When The Equilibrium Constant Expression Is Written For The Reation N2+3f2 2nf3 What Is The Exponent Of T

when the equilibrium constant expression is written for the reation N2+3F2 2NF3 What is the exponent of the concentration of Flourine, F2?

1 comment April 27th, 2009

Here Is A Question About Chemistry That Involves Equilibrium Constant And Standard Deviation?

An analysis of a series of repeated measurement produced an equilibrium constant of 4.76 with a standard deviation 0f 0.41. Explicity state the analytical interpretation of this standard deviation with respect to the measured equilibrium constant.

1 comment April 27th, 2009

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