Question

plan how can you use an indicator to identify acids and alkalis
should include
the name of the indicator
the result with acid
the result with alkali

Answer 1

Answer:

When an acid is dissolved in water we get an acidic solution. When a base dissolves in water it is an alkali and makes an alkaline solution.

...

Litmus.

Red Litmus Blue Litmus

Acidic solution Stays red Turns red

Neutral solution Stays red Stays blue

Alkaline solution Turns blue Stays blue

Explanation:

Answer 2

Answer:

see bellow

Explanation:

litmus papers :

blue litmus - reacts with acid - turns red

red litmus - reacts with alkali - turns blue

hope it helps u