Question

Solution a and b have ph value of 3.0 and 9.5 respectively which of these will turn litmus solution from blue to red and which will turn phenalphthalim from colourless to pink?

Answer 1

solution a is acidic and solution b is basic.

hence , A will turn litmus from blue to red while B will turn phenolphthalein from colourless to pink.

Answer 2

hey.......

HOPE THIS WILL HELP YOU.....

ph solution having the value....3.0 will turn blue litmus to red since it is acidic and..... solution having ph 9.5 will turn phenalphthalin from colorless to pink since it is a base