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They way that you prepare an indicator using and onion and beetroot depends on what type of indicator you want to prepare (i.e.: Litmus, pH, redox or other). Generally, you will cut pieces off of the onion and beetroot and put them each in separate flasks adding ethanol or other liquid you want to use for your indicator project.
eriochrome black T is an indicator for EDTA titration
mordant black 2 is used as an indicator in comleometric titrations, usuall against Di Na EDTA Solution. the indicator is mixed with NaCl/ KI in appropriate quantity...
We can prepare dry toluene by adding sodium wire and adding benzophenone indicator and refluxing it for 6 hours:)AAMIR HASSAN SHAHM.PHIL SCHOLARQAU. ISLAMABAD PAKISTAN
That would probably be referring to iodine.
Yes, It's actually the same. :) Solochrome Black T is actually the "other" name of Eriochrome Black T.
dilute with water
They way that you prepare an indicator using and onion and beetroot depends on what type of indicator you want to prepare (i.e.: Litmus, pH, redox or other). Generally, you will cut pieces off of the onion and beetroot and put them each in separate flasks adding ethanol or other liquid you want to use for your indicator project.
eriochrome black T is an indicator for EDTA titration
No. Iodine is an indicator of starch which results in a bluish-black color when mixed.
mordant black 2 is used as an indicator in comleometric titrations, usuall against Di Na EDTA Solution. the indicator is mixed with NaCl/ KI in appropriate quantity...
...What?...
5g methyl orange dry dissolved with 100ml distilled water.
We can prepare dry toluene by adding sodium wire and adding benzophenone indicator and refluxing it for 6 hours:)AAMIR HASSAN SHAHM.PHIL SCHOLARQAU. ISLAMABAD PAKISTAN
black
Dissolve 20mg methyl red and 100mg bromocresol green in 100ml 95% ethyl alcohol.
when starch indicator is added, the solution turns from dark blue-black to colourless.