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Why is the van der Waals constant b of NH3 less than that of N2?

According to the actual data, van der Waals constant $b$ of $\ce{NH3}$ gas is $\pu{0.0371 L mol-1}$ and that of of $\ce{N2}$ gas is $\pu{0.0387 L mol-1}$. But it should be, $$b_{\ce{NH3}}>b_{\ce{...
Leibniz-Z's user avatar
  • 208
7 votes
2 answers
850 views

How are London Dispersion Forces generated?

While talking about the gaseous state of matter we came to the topic of London Dispersion Forces caused by the generation of a dipole in one atom which induces a dipole in another. While talking about ...
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0 votes
1 answer
196 views

Van der Waals forces [duplicate]

What exactly are Van der Waals forces? How do they arise and how can an instantaneous dipole cause another dipole? Shouldn't this make a chain reaction that causes all matter to eventually become ...
Micelle's user avatar
  • 191