No, it can't . The extract does not show a wide range of colours different values. It only shows different colours
it turns yellow
acid should be a bright pink colour when using the indicator and alkali should go a greeny colour :) hope this helped you
What are the names of plants that can be used as indicator of acid and alkali
The pH of a solution.
it is universal indicator with mixture of alkali
it turns red colour
Turmeric (curcumine) remain yellow in acidic solutions.
It will turn green! :)
To neutralise an acid add sodium carbonate. 2H^+ + Na2CO3 = 2Na^(+) + H2O + CO2 It forms the salt , water and carbon dioxide. To neutralise an alkali add 'milk'.
Universal indicator changes colour in acids and alkalis. Its colour shows the strength of an acid or alkali. strong acid= redweak acid= orange / yellowneutral= greenweak alkali= turquoise / bluestrong alkali= deep blue / purple The strength of an acid or alkali is shown on the pH scale of numbers.
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Curcuma longa contain phytic acid.