Question

4 A teacher gave two test tubes - one containing water and the other containing sodium
hydroxide solution to two students. Then he askod thon to the test tube coaling
sodium hydroxide solution. Which one of the following can be od ody ly
the test tube containing the solution of sodium hydroxide?
(a) Blue litmus (b) Red litmus (c) Sodium carbonate solution (and) Dilute Ho​

Answer 1

Answer:

Is sodium carbonate and please say thanks

Answer 2

Answer:

red litmus

Explanation:

it become blue

rate me thanks me