How is the boiling point of water affected when some salt is added to it?

Q: Does increased atmospheric pressure increase or decrease the boiling point of water? Why is this so?

A: At the boiling point, the vapor pressure equal to the atmospheric pressure. Vapor pressure of water…

Q: A block of metal which weighs 60 newtons in air and 40 newtons under water has a density, in…

A:

Q: What is the difference between saturated vapor and superheated vapor?

A: Saturation temperature is nothing but the phase change temperature. During phase change temperature…

Q: Water is used as a coolant in automobiles radiators because

A: Water is used as a coolant in automobiles radiators because it has high specific heat capacity.

Q: How can water be brought to a boil without heating it?

A: Boiling is the process when liquid phase changes to the gas phase.

Q: Why do substances expand when temperature is increased?

A:

Q: Which one of the following statements best supports the idea that matter is made up of particles?…

A: Which one of the following statements best supports the idea that matter is made up of particles?…

Q: If you add oil to the water,what will happen?Will it create a single homogeneous phase or will it…

A: When oil is add to a water, oil doesn't mixed with water.

Q: In a physics classroom demonstration, an instructor inflates a balloon by mouth and then cools it in…

A: Given: The air consists of nitrogen(N2), oxygen(O2), water(H2O) and carbon dioxide(CO2).

Q: Why does the boiling temperature of water decrease when the water is reduced under pressure, such as…

A: A substance starts boiling when the vapor pressure of the substance overcomes the ambient pressure.

Q: How do you account for the fact that solids and liquids generally expand when heated?

A:

Q: Describe one material that is a good insulator

A: Every materials have free electrons in it. So when some potential is applied to that material, the…

Q: Dry table salt is an insulator whereas molten salt is a  conductor. Why?

A: The flow of free electrons is called current. The electrical conductivity is the ability of a…

Q: When the bottle of carbonated soda is submerged in hot water then let cool to room temperature, why…

A: When carbonated soda is submerged in hot water  then it will start to lose carbonation faster than…