Chemistry

Problem

Which of the following expressions gives the de Broglie wavelength

\lambda

of a non-relativistic particle of mass

m

moving with speed

v

? (Symbols have their usual meanings.) a)

\lambda = \dfrac{mv}{h}

\lambda = \dfrac{hc}{mv}

\lambda = \dfrac{h}{mv}

\lambda = \dfrac{h}{2\pi mv}