Comments on: Heat Sensitive Paper http://blog.teachersource.com/2009/09/11/heat-sensitive-paper/ Fri, 03 Feb 2012 00:55:45 +0000 hourly 1 http://wordpress.com/ By: Tami O'Connor http://blog.teachersource.com/2009/09/11/heat-sensitive-paper/#comment-3940 Mon, 27 Sep 2010 17:37:24 +0000 http://blog.teachersource.com/?p=439#comment-3940 Hi Michelle,

The best answer we have found is here. http://www.suite101.com/content/colourchanges-with-temperature-a16244#ixzz10SKI29Zg See the section on Leuco Dyes. Hopefully this will answer your question. All the best. EI

]]> By: michelle white http://blog.teachersource.com/2009/09/11/heat-sensitive-paper/#comment-3725 Wed, 01 Sep 2010 23:53:49 +0000 http://blog.teachersource.com/?p=439#comment-3725 If this is a chemical reaction how can it keep going back and forth without the reactants being used up? What type of reaction is it? single displacement? double? decomposition? what new substances are being formed?

I love this paper and use it all the time (from you of course!) but have never, really, understood it. Love the blog and thanks in advance for your time.

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