An acid base indicator is a chemical substance that has the ability to change color depending on the pH.
An indicator is use to detect the given object is acid or a base
i think its when an acid and a base mix and react
yes the smell changes with acid and bases.
Hydrogen itself is a gas. (H2) Hydrogen with other certain elements create acids.
Phenolphtalein is used as indicator for titration in chemistry. Also as a pH indicator: pink in basic solutions and colorless in acidic solutions. Phenolphatelein can be used to check blood in forensic problems or as a component of some inks.
acid-base
It depends on the acid or base used. For strong acid vs. strong base, phenolphthalein can be used as indicator. For strong acid vs. weak base, methyl orange can be used as indicator. For weak acid vs. strong base, phenolphthalein can be used as indicator.
This indicator changes his color.
It depends on the base used. For strong acid vs. strong base, phenolphthalein can be used as indicator. For strong acid vs. weak base, methyl orange can be used as indicator.
common household indicators of acid base
it has (red acid) and a (blue base)
it indicates wether a paticular substance is an acid or a base.
abbas
both acid and base
it is used as an acid-base indicator
phenol red and litmus paper can indicate an acid or base
It is a substance(chemical or natural) which changes colour in the presence of an acid or base.