nolimitsteve2816 nolimitsteve2816

25-09-2020
Chemistry

contestada

15. Excited sodium atoms emit light in the infrared at 589 nm. What is the energy of a single photon with this wavelength?

Respuesta :

pstnonsonjoku pstnonsonjoku

25-09-2020

Answer:

3.36 × 10^-19 J

Explanation:

From the formula;

E= hc/wavelength

h= 6.6 ×10^-34 Js

c= 3 × 10^8 ms-1

Wavelength= 589 ×10^-9 m

E= hc/ wavelength

E=6.6 ×10^-34 × 3 × 10^-8/ 589 ×10^-9

E= 3.36 × 10^-19 J

Answer Link

Otras preguntas

Why did the USA and the USSR fall out after World War 2?

A stuntman jumps from the roof of a building to the safety net below. How far has the stuntman fallen after 1.6 seconds?

Solve with completing the square method:6x²-7x+2=0 and ax²+bx+c=0

what is 2x+8y=12 in slope intercept form as well as x-2y=0 in slope intercept form

What is 0.006 written as a fraction of a percent?

Fiona spent $13.70 to travel across the city in a taxi. It cost her $3.25 to get the taxi and $2.75 each mile she traveled. Write an equation to find m the tot

why were roads significant to the roman republic and ancient cultures and religions of the same time period

What algebraic property does this statement show? 3 + (–7) = (–7) + 3 A. associative property B. symmetric property C. commutative property D. closure p

If you multiply me by 2, I become a number greater than 20 and less than 40 who am I

Suzanne needs material for her school project she buys 4.75 yards of material at $5.37 a yard what is the total cost of material round to the nearest cent a.$25