How Much Energy (In EV)does a Photon of Red Light

question 22

Multiple Choice

How much energy (in eV) does a photon of red light (l = 700 nm) have? (h = 6.63 x 10^-34 J*s,c = 3.00 x 10⁸ m/s,1 eV = 1.60 x 10^-19 J,and 1 nm = 10^-9 m)

• A)3.11 eV
• B)2.26 eV
• C)1.78 eV
• D)1.24 eV

Identify and calculate cash flows from operating activities.

Distinguish and classify cash flows related to investing activities.

Recognize and categorize cash flows pertaining to financing activities.

Apply the direct and indirect methods for reporting operating cash flows.

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