If a 755 Nm Photon Travels in a Vacuum, What

question 5

Multiple Choice

If a 755 nm photon travels in a vacuum, what is its frequency of this photon? Recall: the speed of light in a vacuum is 3.00 × 10⁸ m/s.

• A) 3.97 × 10¹⁴ s ^{− 1}
• B) 9.17 × 10¹³ s ^{− 1}
• C) 3.97 × 10¹⁶ s ^{− 1}
• D) 2.52 × 10 ^{− 15} s ^{− 1}

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A psychological drive that reflects a person's desire to build and maintain interpersonal relationships, feel a part of groups, and be liked by others.

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