Message:

<p>[QUOTE=&quot;Oldhoopster, post: 3308227, member: 84179&quot;]Get the chem teacher (or some smart AP Chem student) to show you how to do a specific gravity test assuming they have a scale set up for it.&nbsp; Just make sure air bubbles don&#039;t stick to the rough surfaces[/QUOTE]</p><p><br /></p>

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