Hairs of a shaving brush cling together when it is removed from water due to:

The ratio among most probable velocity,mean velocity and root mean square velocity is given by

For the reaction $SnO_{2(s)} + 2H_{2(g)} \rightleftharpoons 2H_2O_{(g)} + Sn_{(l)}$,calculate $K_p$ at $900 \ K$,where the equilibrium steam-hydrogen mixture was $45 \%$ $H_2$ by volume.

The major product of the following reaction is

Which photosynthetic pigments are present in algae?

The curve between charge density and distance near a $P-N$ junction will be: