The temperature of a body decreases when drops of liquid ...
The temperature of a body decreases when drops of liquid placed on it evaporate because?
the atmospheric vapour pressure has a cooling effect on the body
a temperature gradient exists between the drops of liquid and the body causing the latter to vaporate
the heat of vapourization is drawn from the body causing it to cool
the random motion of the liquid molecules causes a cooling effect on the body
Correct answer is C
No explanation has been provided for this answer.
What is the chemical symbol for Strontium? ...
The following oxides react with water except ...
HNO3 does not usually react with metals to liberate hydrogen because HNO3 is ...
A major factor considered in selecting a suitable method for preparing a simple salt is its ...
When excess chlorine is mixed with ethene at room temperature, the product is...
In which of the following reactions does hydrogen peroxide act as a reducing agent?...