Guess paper solution

Probability | JEE Mains 2018 Online Paper Solution | All Shift

How does a soap solution behave with red litmus paper ?

A solution does not change the colour of litmus paper . What would be the pH value of the solution ?

In a crossword puzzle 10 words are to be guessed of which 5 words have each an alternative solution also.No.of possible solutions is

When the strip of pH paper was put in a given solution the pH paper changes to orange red. The given solution is most likely to be of: