[qwiz qrecord_id=”aglimme-Unit2-4″]

[q labels=”bottom”]Place the correct variables for the equation that relates the energy of a photon to planks constant and the frequency.

[l]E

**[fx] No. Please try again.**

**[f*] Correct!**

[l]h

**[fx] No, that’s not correct. Please try again.**

**[f*] Good!**

[l]c

**[fx] This equation does not use c.**

**[f*] Correct!**

[l]λ

**[fx] This equation does not use λ.**

**[f*] Great!**

[l]ν

**[fx] No, that’s not correct. Please try again.**

**[f*] Correct!**

[q labels=”bottom”]Place the correct variables for the equation that relates the energy of a photon to planks constant, the speed of light and the wavelength.

[l]E

**[fx] No, that’s not correct. Please try again.**

**[f*] Correct!**

[l]h

**[fx] No, that’s not correct. Please try again.**

**[f*] Excellent!**

[l]c

**[fx] No, that’s not correct. Please try again.**

**[f*] Correct!**

[l]λ

**[fx] No, that’s not correct. Please try again.**

**[f*] Great!**

[l]ν

**[fx] This equation does not use ν.**

**[f*] Good!**

[q]A bright violet line occurs at 435.8 nm in the emission spectrum of mercury vapor. What amount of energy, in joules, must be released by an electron in a mercury atom to produce a photon of this light?

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[c]Mi44ODjigKIxMDxzdXA+LTMxPC9zdXA+PHNwYW4gc3R5bGU9ImZvbnQtc2l6ZTogMXJlbTsiPko=

[c]MS4zMDfigKIxMDxzdXA+MTE8L3N1cD48c3BhbiBzdHlsZT0iZm9udC1zaXplOiAxcmVtOyI+Sg==

[c]NC41NTjigKIxMDxzdXA+LTE5PC9zdXA+PHNwYW 4gc3R5bGU9ImZvbnQtc2l6ZTogMXJlbTsiPko=

[q]Heated lithium atoms emit photons of light with an energy of 2.961•10^{−19} J. Calculate the frequency of one of these photons.

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[c]NC40NjnigKIxMDxzdXA+MT Q8L3N1cD4gczxzdXA+LTE=

[c]MS40OTHigKIxMDxzdXA+Njwvc3VwPiBzPHN1cD4tMQ==

[c]Mi4yMzjigKIxMDxzdXA+LTE1PC9zdXA+IHM8c3VwPi0x

[c]MS45NjLigKIxMDxzdXA+LTUyPC9zdXA+IHM8c3VwPi0x

[/qwiz]