Sunday
March 29, 2015

Homework Help: Chemistry

Posted by ann on Sunday, October 17, 2010 at 5:28pm.

Posted by ann on Sunday, October 17, 2010 at 4:26am.


In melting point determination, why shouldn't a substance be re-melted? (i.e. why should we not re-melt a substance that has previously been melted in a melting point tube?)

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

Chemistry - In melting point determination, why shouldn't a substance be re-...
Science - If the melting point of a substance is -39C, has the substance melted ...
Chemistry - After a Melting point determination, why can't you re-use the ...
Chemistry - 1)what potential impurities were removed during solventless aldol ...
physics - Entropy of melting A block of a certain substance (m = 0.3 kg) sits in...
Chemistry - I have a couple of questions I need a hand with: 1. Oxygen has a ...
Chemistry - A 35.8f sample of cadminum metal was melted by an electric heater 4....
physics - An unknown mass of a certain solid, initially at 60⁰C, is ...
chemistry - Which of the following is true of a substance with a pH of 11.0? A. ...
Chemistry - 38.0kg mass of copper is melted to be cast into a graphite mold at a...

Members