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What test can you know if it is a acid or base?
You can test whether a substance is an acid or a base using litmus paper. When dipped in the substance, blue litmus paper turns red in the presence of an acid, while red litmus paper turns blue in the presence of a base.
What color does blue litmus turn when exposed to an acid or base?
Blue litmus turns red in the presence of an acid and remains blue in the presence of a base.
What turns red in the presence of acid and blue presence of alkali?
A red litmus paper turns blue in the presence of a base/alkali, while a blue litmus paper turns red in the presence of an acid.
What color does BTB turn when mixed with a acid or a base?
Bromothymol blue (BTB) turns yellow in the presence of an acid and blue in the presence of a base.
What is the substance that turns litmus blue?
A base/alkali substance will turn litmus paper blue.
What is litumus paper used to indicate?
litmus paper indicates wether a substance is an acid or a base if it is an acid the paper is turns red, if base it turns blue
What test can you know if it is a acid or base?
You can test whether a substance is an acid or a base using litmus paper. When dipped in the substance, blue litmus paper turns red in the presence of an acid, while red litmus paper turns blue in the presence of a base.
What color does blue litmus turn when exposed to an acid or base?
Blue litmus turns red in the presence of an acid and remains blue in the presence of a base.
What turns red in the presence of acid and blue presence of alkali?
A red litmus paper turns blue in the presence of a base/alkali, while a blue litmus paper turns red in the presence of an acid.
What color does BTB turn when mixed with a acid or a base?
Bromothymol blue (BTB) turns yellow in the presence of an acid and blue in the presence of a base.
When do red and blue litmus paper tail to turn color?
Red litmus paper stays red in the presence of an acid and turns blue in the presence of a base. Blue litmus paper stays blue in the presence of a base and turns red in the presence of an acid.
What is the substance that turns litmus blue?
A base/alkali substance will turn litmus paper blue.
What colors do litmus paper and phenolpthalein turn in presence of an acid or of base?
Litmus paper: red color in acidic solutions and blue color in basic solutions.Phenolphthalein: no color in acidic solutions.
Will spirit change red litmus to blue?
No, spirits do not change red litmus paper to blue. Red litmus paper turns blue in the presence of a base (alkaline substance), not of a spirit.
What is an indicator as related to an acid and a base?
It is a substance(chemical or natural) which changes colour in the presence of an acid or base.
What color does blue litmus paper go in acid?
Blue litmus turns red in the presence of an acid. The opposite is correct in case of a base ie in presence of a base, red litmus turns blue in colour.
What turns lithmus blue?
Acids turn litmus blue. Litmus paper is a pH indicator that turns red in the presence of acids and blue in the presence of bases.
