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Chemistry Forums for Students => High School Chemistry Forum => Topic started by: Monte on January 18, 2014, 01:20:38 PM

Title: effect of pressure on melting point of a substance
Post by: Monte on January 18, 2014, 01:20:38 PM

what is the effect of pressure on melting point of a substance?

Title: Re: effect of pressure on melting point of a substance
Post by: Corribus on January 18, 2014, 01:54:46 PM

Why don't you tell us what you think it is.

Title: Re: effect of pressure on melting point of a substance
Post by: jtlu on January 19, 2014, 08:37:23 PM

My guess is that increasing pressure should increase the melting point of a substance, but not by much, since solids are not very compressible.

Title: Re: effect of pressure on melting point of a substance
Post by: Borek on January 20, 2014, 03:09:46 AM

It is not about solid compressibility, it is about volume change between solid and liquid phase.