Recent content by Allibabba 71

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    Activate B2 1.6 Identifying unknown substances

    Hi, I have been asked to do this experiment, however I do not have any iron III nitrate, is there a substitute I can use?
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    Open evening...

    thank you, that is one on my list!
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    Open evening...

    Open Evening...Hi all, has anyone got any good experiments for open evening, we need to pull out all the stops this year!!
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    flame test using spray bottles...

    I thought you could only use 10ml?
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    flame test using spray bottles...

    If I'm using only 10ml ethanol and just a bit of water to dissolve the compound then there is hardly any solution in the bottle and it wont spray?
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    flame test using spray bottles...

    I've been told I can only use 10ml of Ethanol so there is hardly any solution in the bottle?...Confussed??
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    flame test using spray bottles...

    Ah ok, so I have 96% rectified Ethanol which I've not diluted and mixed with copper sulphate, do I need to add water to this mix?
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    flame test using spray bottles...

    Thank you I will have a look :-)
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    flame test using spray bottles...

    Hi, Has anyone done the flame test using spray bottles...what are the most effective and do you use ethanol to make the solution??
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    Iron Oxide

    Thank you, I will ask if that is what she means....He sounds a cool science teacher!
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    Iron Oxide

    Hi, one of my science teachers has asked me to look up a practical to do with Iron oxide and extracting the oxide, somewhere there are carbon rods and blowpipes involved???? Total confused, can anyone help please??
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    extracting DNA prac

    This is what i said!
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    extracting DNA prac

    oh will look at that thanks
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    extracting DNA prac

    Yep very gross, I will have a look at the strawberry one, Thank you.
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