Monday, May 23, 2011

7.2.2

I can deduce the extent of a reaction from the magnitude of Kc



1. What does the word magnitude mean?
2. Explain why the three reactions above do not have units for Kc
3. Deduce the extent of the reaction if Kc is
a. significantly larger than 1
b. between 0.01 and 100
c. extremely small



1)The word magnitude means size.
2)The reactions do not have units for the value of Kc because the sum of the moles of products equals to the sum of the moles of the reactants.
3)a) If its much larger than 1, this shows that reaction is yielding a lot of products.
   b)If its between 0.01 and 100, this shows that theres a lot of products and reactants.
   c)It its extremely small, this shows that nothing much is happening.

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