salt and water's freezing point

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From: Meghan Nolan (meghan_nolan@yahoo.com)
Date: Wed Dec 18 2002 - 04:14:09 PST 

Message-ID: <20021218121409.30146.qmail@web20703.mail.yahoo.com>
Date: Wed, 18 Dec 2002 04:14:09 -0800 (PST)
From: Meghan Nolan <meghan_nolan@yahoo.com>
Subject: salt and water's freezing point

Quick question...

Does anyone have a good explanation (for a curious
group of 8th graders...and their teacher) for why salt
lowers the freezing point of water?

Thanks in advance!
Meghan

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