Question

a solution turns red litmus to blue litmus its pm value is less tthan?​

Answer 1

• -A blue litmus paper turns red in acidic conditions but has no effect in basic condition and this shows that the pH will be less than 7. -A red litmus paper turns blue under basic conditions and has no effect under acidic conditions and this shows that the pH is greater than 7.

Answer 2

$\huge\red{\ddot\smile} \: \: \huge{\underline{\mathtt{\red{A}\pink{N} \green{S}\blue{W} \purple{E}\orange{R}}}}$

→A red litmus paper turns blue under basic conditions and has no effect under acidic conditions and this shows that the pH is greater than 7 and less than 14.