Question

What is the volume occupied by 32g of methane at stp​

Answer 1

Air mainly have 4 major components which you have mentioned.

The other components are present in traces and therefore we consider only 4 components for separation of air.

However, the other components will separate in the same way

Answer 2

When we boil a potato strip , the proteins get denatured and lipids start melting at high temperatures ,So there will be no cell membrane present after boiling becuase cell membrane is made up of protein and lipid

As osmosis is a phenomenon of movement of solvent particles through a semi- permeable membrane, but in this case due to destruction of menbrane ,no osmosis occurs when we place it in salt solution. Instead, there will be diffusion of particles. The salt inside the cell and the cell content in the solution.