Physics Unit27: Early Quantum Theory and Models of the Atom (id: 508d50310)

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本题目来源于试卷: Physics Unit27: Early Quantum Theory and Models of the Atom，类别为 Generic Physics

[单选题]
What is the photon energy of red light havi e n9upe-/mqq/ if9sw4 s4g-bxngq0nk*qc t(z3x wavelength 640 nm?

A. $1.13 \times 10^{-19} \; J$
B. $1.31 \times 10^{-19} \; J$
C. $3.11 \times 10^{-19} \; J$
D. $1.94 \times 10^{-19} \; J$


参考答案:  C


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