L6ynnigramaxybano L6ynnigramaxybano

30-03-2017
Physics

contestada

What wavelength ? should the astrophysicist look for to detect a transition of an electron from the n=7 to the n=3 level?

Respuesta :

rahmasaleh00 rahmasaleh00

30-03-2017

using the Debroglies equation,energy can be found,as 1.9773*10*-9
then, energy* wave length= hc
c is the speed of light and is the planks constant.
wave length =1.006*10*-16 m

Answer Link

Otras preguntas

Angela and Jose saved files to a USB drive as well as on their computers' hard drive. Angela says when she makes changes to a file on the USB drive, the same fi

Which statement explains why nuclear waste materials may pose aproblem?(1) They frequently have short half-lives and remain radioactive for brief periods of tim

which civilization is often described as the mother civilization of mesoamerica a. Inca b. Mayan c. Aztec d. olmec

Which type of reaction converts one element to another element? (1) neutralization (3) substitution (2) polymerization (4) transmutation

how do you think the environment was affected in areas of industrial concentration?

The high electrical conductivity of metals is primarily due to(1) high ionization energies(2) filled energy levels(3) mobile electrons(4) high electronegativiti

. What is the area of a circle whose diameter is 18 inches?

A mixture of crystals of salt and sugar is added to water and stirred until all solids have dissolved. Which statement best describes the resulting mixture? (1)

What caused Russia to exit World War I in 1917? a. the death of the czar b. a revolution within Russia c. a surprise invasion by Poland d. the bankruptcy of

What is the plant tissue responsible for limiting water loss? A. dermal B. ground C. vascular D. meristem