Question

what is Dalton law of partial pressure ?how we can get the pressure of the dry gas when collected over water by downward displacement method

Answer 1

Answer:

the total pressure exerted by them is equal to the sum of their partial pressure".

The total pressure in an inverted tube can be determined by the height of the water displaced in the tube.

When calculating the amount of gas collected, Dalton’s Law must be used to account for the presence of water vapor in the collecting bottle.

Explanation: