What is Lorentz force? Write an expression for it?

What are London forces?

Under an external electric field electrons drift slowly inside the conductor. Write an expression for drift velocity in terms of relaxation time

A short straight conductor carries current I. Write the expression for magnetic field due to this conductor

The decomposition of NH_3 on the surface of metal like platinum is a zero order reaction. Write the expression for the rate law of this reaction.

A particle of charge q is moving through a uniform magnetic field of intensity B with a velocity v. Write an expression for the force acting on the particle in a vector form.

Real gases behave ideally only at certain conditions. Write the expression for compressibilty factor. What is its value for an ideal gas?

When a current carrying conductor is placed in a magnetic field it experiences a force. : Arrive at the expression for the force experienced by the conductor.

For a reaction A + BrarrC + D . The order with respect to A is 1 and that of B is 2. Write the rate law expression for the reaction.