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7.36 to 7.42.
It is a substance which gives different colour in different mediums.
NaOH solution
pH = 7
What is pH of our blood?
7.36 to 7.42.
7.36 to 7.42.
See lessWhat is an indicator?
It is a substance which gives different colour in different mediums.
It is a substance which gives different colour in different mediums.
See lessWhich one of HCl and NaOH solution will have higher pH value?
NaOH solution
NaOH solution
See lessWhat is the pH of pure water at 25°C (298K)?
pH = 7
pH = 7
See less