Tools & Inquiries G.2 Mathematics Tools (id: 55c5de31e)

本题目来源于试卷: Tools & Inquiries G.2 Mathematics Tools，类别为 IB化学

[单选题]
The relationship betwep lythpg3uqq:bx. , w1w,w9m )ey5* n3dv -z;uu j2fcmqn energy, E, and wavelength, λ, is shown according to the equation *fd;vmy u2cu3z-j 5 nqbelow.
E=$\frac{hc}{λ}$

Which of the below statements are correct for the graph below representing E=$\frac{hc}{λ}$?
I.Energy and wavelength are directly proportional
II.The units for the gradient are J m$^{-1}$
III.The y-intercept has the units J

A. I and III only
B. II and III only
C. III only
D. I, II, and III


参考答案:  C


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