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needchemhelp from chem lab on 2001-07-25 13:02 [#00017786] | |||||||||
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does anybody know what colour U.I.(phenolphthalein) turns water (neutral)? please i need help. surely someone must know... |
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|REFLEX| from Edmonton, Alberta, Canada on 2001-07-25 15:22 [#00017796] | |||||||||
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It depends.. oops sorry I just recall you noted it was nuetral water... hm.. I believe itsa lite shade of green.. very light. Im not quite sure. I seem to remember. |
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needchemhelp from chem lab on 2001-07-25 15:26 [#00017797] | |||||||||
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thats good enough for me....i'll quote you on that one |
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seanc@seanc.co.uk from ENGLAND on 2001-07-25 17:40 [#00017821] | |||||||||
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heh. has someone upset you. |
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Peter File from the Paedoph Isles on 2001-08-07 16:14 [#00020277] | |||||||||
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Phenolphthalein is colourless in neutral solution. It turns purple at pH greater than 8.5 |
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things on 2001-08-07 20:22 [#00020317] | |||||||||
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Universal Indicator should be green at neutral pH, so water should be green. Acid is red, alkaline is blue/purple. Easy! ...and the reason for the question? |
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