ilovebmth1234
  • ilovebmth1234
A photon has a wavelength of 6.2 meters. Calculate the energy of the photon in joules. (Planck's constant is 6.626 × 10È³Ê joule seconds, the speed of light is 2.998 × 10§ m/s)
Chemistry
jamiebookeater
  • jamiebookeater
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ilovebmth1234
  • ilovebmth1234
A. \[3.564*10^{-43}\] B. \[3.204*10^{-26}\] C.\[41.08*10^{-34}\] D. \[13.702*10^{-42}\]
AlexanderPhantomhive
  • AlexanderPhantomhive
E = hc / λ E = ((6.626*10^-34)*(2.998*10^8)) / 6.2 E = 3.17*10^-26 J
AlexanderPhantomhive
  • AlexanderPhantomhive
gosh i really dont know im stumped.

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ilovebmth1234
  • ilovebmth1234
that's okay i couldn't figure it out either this equation thing confused me
ilovebmth1234
  • ilovebmth1234
im gonna try your answer and if i get it wrong ill let you know:3
Abhisar
  • Abhisar
Energy = \(\Large\sf \frac{HC}{\lambda}\)
ilovebmth1234
  • ilovebmth1234
wait scratch that most of your answer was right
Abhisar
  • Abhisar
What?
Abhisar
  • Abhisar
Plug in the values, Energy = \(\sf \Large \frac{6.626 \times 10^{-34} \times 3 \times 10^8}{6.2}\)
ilovebmth1234
  • ilovebmth1234
i went for answer B witch was closer to @AlexanderPhantomhive's answer she got and i got it right so the answer is B. 3.204x10^-26
Abhisar
  • Abhisar
Yes, that's \(\huge \checkmark\)
ilovebmth1234
  • ilovebmth1234
thank you! both of you for your help :3 i wish i could give both of you medals
Abhisar
  • Abhisar
You're most welcome c;

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