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A universal indicator changes color in response to the pH of a liquid. Do determine the pH of the liquid, you need to refer to a color chart that tells you which color indicates which pH.
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∙ 11y ago
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When was universal indicator invented?
The universal Indicator was invented in 1923 by Yamada
Do alkalis make a universal indicator turn green?
The alkali makes a universal indicator turn blue.
Is a universal indicator an acid or alkaline?
neither
Is universal indicator paper the same as blue litmus paper?
No totally different, universal indicator is a mixture of chemical which shows the precise p.H of a substance, blue litmus paper reveals whether the substance is acidic or alkaline.
A well known indicator?
Phenolphthalein Litmus Red Litmus Blue Universal Indicator -> Most Common Methyl Orange :)
What is universal indicator state the purpose for which this indicator is used?
Universal Indicator is used to test for the acidity of a solution, because the universal indicator has a wider range of pH that it can explain why a substance is acidic or basic.
How do you test pH of strong acid?
universal indicator
Why is water used as the universal indicator?
Water is NOT Universal Indicator. Water is often referred to as a Universal Solvent as a large number of substances are soluble in it. Universal Indicator is a chemical agent that can be used to test the pH of a liquid.
How can you test for an alkaline or acid?
With a universal indicator or with litmus paper.
Why was universal indicator paper used to test the pH rather than placing universal indicator solution into the mixture?
Use of paper avoid the contamination of the sample.
What is the pH value of toilet cleaing acid?
Just test it with universal litmus paper or universal indicator(liquid)
How do you test the acidity of objects?
Litmus paper or universal indicator are the best ways.
What liquid do you use to test the pH scale?
You use Universal Indicator solution.
What color does the indicator paper turn if the substance is a strong acid?
If you are testing with Universal Indicator or the Litmus Test it will turn red.
Would a soap solution test as a base with universal indicator paper?
Yes it would
How could you test for an acid or alkali?
Litmus; universal indicator; reaction tests; spectroscopy.
A soap solution would test as a base with universal indicator paper?
Yes it would
