Two identical containers are held at the same temperature. A heavier gas is put in container A and a lighter gas is placed in container B. Each container contains the same number of molecules of gas. How will the pressure in each container compare? A) Container B has a lower pressure than container A.
B) The temperature is needed to determine the pressure.
C) Container A has a higher pressure than container B.
D) The pressure is the same in both containers

Define dew point. i am writing this part to be able to ask the question

Why is the melting of ice a physical change ?

Gusing the milligrams of ascorbic acid you entered above, the ratio of total sample volume to aliquot volume, and the total milligrams of the vitamin c tablet that you dissolved, calculate the mass of ascorbic acid in the vitamin c tablet for each trial. do this by scaling up to find the amount (mg) of ascorbic acid in your 250 ml flask. enter your calculated mass of ascorbic acid in the vitamin c tablet, for each trial. be sure to enter your calculated mass in the corresponding order that you entered your milligrams of ascorbic acid. the milligrams of ascorbic acid you entered for entry #1 previously should correspond to the mass of ascorbic acid that you enter for entry #1 here.