Question

Whichsolution will change blue litmus to red?
a) Na oH
b) H2So4
c) KCl
d) Nh4Oh
​

Answer 1

Answer:

H2SO4 will be the answer as it is an acid and acids change blue litmus paper into red.

Hope it helps you

Please mark it as brainliest.

Answer 2

Answer:

Red litmus paper reacts to alkaline substances by turning blue, while blue litmus paper reacts to acidic substances by turning red.

Explanation:

then naoH is a acidic so i preffer option (a)

i think it's helpful for you to

plz mark as BRAINLIST plz