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indicators change colour because of your pee.
according to change of PH of medium where the indicator color is changed according to PH of medium
Phenolphthalein and other indicators which themselves are weak acid show a colour change in basic medium (between pH value 7.1 to 14) so in acids they remain unchanged.
hai i am azospirillum.. I was being in starvation for long period. So when i was put into the medium i started eating more. I can't control myself.. so this is the reason for change in colour
odour indicator
Indicators are mostly organic aromatic compounds in acidic to basic medium or vice versa the resonating structures of indicators become change which are responsible to change the colour.
indicators change colour because of your pee.
A medium carrot weigh about 2.5 ounces
according to change of PH of medium where the indicator color is changed according to PH of medium
ammonium hydroxide is a basic or alkaline salt & phenolphthelin gives pink colour in basic medium because it is a basic indicator
Phenolphthalein and other indicators which themselves are weak acid show a colour change in basic medium (between pH value 7.1 to 14) so in acids they remain unchanged.
An acid base indicator is a substance that changes colour due the PH of the medium in which it is dissolved.
30
hai i am azospirillum.. I was being in starvation for long period. So when i was put into the medium i started eating more. I can't control myself.. so this is the reason for change in colour
A turn left or turn right indicator.
odour indicator
One ounce