you folks, do you know which type of chemical changes the physical appreance like colour, milky etc. when a gas touches it. i need about 3 pairs, beside limewater and the carbon dioxide?
50 points 0votes 23/03/2007 12:12:45 AM by rabbit fresh Post ReplyHere are heaps of example.
scroll down to the purple section for the Gases.
hope it help.
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