How does common salt help in separating soap from the solution after saponification?
A). By decreasing density of Soap
B). By decreasing solubility of Soap
C). By increasing density of Soap
D). By increasing solubility of Soap
By decreasing solubility of Soap
By decreasing solubility of Soap.
1. A periscope works on the principle of
2. Which one of the following has the highest value of specific heat?
3. What is the most commonly used Substance in fluorescent tubes?
4. Human genome contains about
5. An example of major air pollutant is
6. What changes will happen to a bowl of ice and water kept at exactly zero degree Celsius ?
7. Humburger effect is otherwise known as
8. Heat from the Sun reaches the Earth by
9. Which variety of coal contains recognizable traces of the original plant material ?
10. When formaldehyde and potassium hydroxide are heated we get