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Can someone help me with chemistry?

Given two polar molecules how would I determine which one has the higher boiling point?

Examples: H2O compared to H2S
and
H20 compared to CH4

October 6, 2010

1 Comment • Newest first

MrSaigon

[quote=Ztarfish]I would imagine the heavier molecule would have the higher boiling point.
But I'm wrong since H2O has a higher bp than H2S so I have no idea.[/quote]

Sigh ):

Edit: Im not sure, but is it that the higher electronegativity between the molecules the higher the boiling point?

Reply October 6, 2010 - edited