Chapter 2

NCERT
Class 9
Science
Solutions
6. How would you confirm that a colourless liquid given to you is pure water ?

Question:

How would you confirm that a colourless liquid given to you is pure water ?

Answer:

Pure water boils at 100°C (373K) at atmospheric pressure and salt water boils above 100°C temperature. If the liquid boils at 100°C at atmospheric temperature then it is a pure water otherwise it is impure.

Buy Latest Books

Teacher's Corner