Answer Posted / guest
Oil has less surface tension than water. It forms a thin
film, when it is thrown on water. Thus oil film acts as a
stretched membrane and tends to suppress any movement in the
surface of the water. This helps to make the sea calm.
| Is This Answer Correct ? | 1 Yes | 0 No |
Post New Answer View All Answers
Differentiate between organic and inorganic chemistry?
Arrange by acidic values : phenol, nitrotolouene and o-cresol?
In the calculation of calorific value of any fuel why the latent heat of vap. of water is taken as 587 kj/mol whereas actually it is 540kj/mol?
Mention a few application of cod test in environmental engineering practice.
What is the reaction that occurring between fas and potassium dichromate?
How do you express the total hardness of water?
What is the difference between fractionation and distillation?
Why is disodium salt of edta preferred to edta?
What is buffer?
What is phase transfer catalyst?
What is glacial acetic acid? What are its uses?
Mention the formula to calculate ph of a solution?
What are the electrodes used in potentiometer titration?
Which wavelengths are visible to human eye?
What is chemical oxygen demand?
