0
a litmus tells us if a substance is acidic or alkaline
an acid will turn red litmus paper blue and an alkali will turn blue litmus paper red.
if an unknown substance is tested with litmus and the colour did not change, then the substance is said to be neutral or it can be simply water.
note that water is needed for acids to show its acidic properties........
What else can I help you with?
What color litmus paper is used to test acids?
Red litmus paper is used to test for acids. If the red litmus paper turns blue when dipped in a substance, it indicates the presence of an acid.
Why is litmus used as an indicator?
Litmus paper can be used to determine if a solution is acidic or basic
Is acid red or blue litmus?
Acid turns blue litmus red and maintains red litmus at the same color.
When red and blue litmus paper fail to turn color?
The litmus paper remain unchanged in a neutral solution.
How are lichens used to make litmus paper?
The indicators in litmus are extracted from lichens; the color of litmus depends on the pH of the solution.
Does litmus paper mean filter paper?
no
Testing saliva with litmus paper - what does it mean?
Well if you place blue litmus paper in saliva and it turns red, then the saliva is acidic. If you put red litmus in the saliva and it turns blue, then the saliva is alkaline. However, if the red litmus doesn't change colour and the blue litmus doesn't change colour, the saliva would be neutral.
What turns red in the presence of acid ad blue in the presence of alkali?
You probably mean litmus paper. (see https://en.wikipedia.org/wiki/Litmus.)
What do the different colors for the litmus test mean?
Blue litmus paper turns red under acidic conditions, red litmus paper turns blue under basic conditions, and both colors remain unchanged under neutral conditions.
What colour does litmus go in an alkali?
Color of litmus will change.Red litmus will change into blue.
What color litmus paper is used to test acids?
Red litmus paper is used to test for acids. If the red litmus paper turns blue when dipped in a substance, it indicates the presence of an acid.
What litmus paper?
Litmus is a natural dye indicator extracted from lichens.They react with acid (blue litmus turns red)& bases(red litmus turns blue) .Paper made with litmus dye indicators are called litmus paper and used in chemical laboratories.
Which litmus paper do you use to identify an acid and how does it react?
Online science class does not mean you can just google for answers. Read your textbook!
What acid will return litmus paper and a base will turn litmus paper?
Acids turn blue litmus to red. Bases turn red litmus blue.
What does the colour change of blue litmus paper to red mean?
The colour is red in acidic solutions.
What colour will it be when a acidic is test with a blue litmus paper?
litmus paper turns blue litmus red when tested on an acid and red litmus blue when tested on a base
Why is litmus used as an indicator?
Litmus paper can be used to determine if a solution is acidic or basic
