The tyrosine absorption spectrum shows two peaks, one at 225 nm and one at 272 nm. What is the energy of a 272 nm photon? (1 nm = 1 × 10-⁹ m) Select one: O 1.80 × 10-31 J 7.31 x 10-19 J 8.84 x 10-19, J 1.80 x 10-4⁰ J O 7.31 x 10-10 J

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Mary O'Keefe calls the Inner City Health Care office in a panic. Gwen Carr, CMA (AAMA), answers the telephone. Mary: "Oh my God, help me. I need Dr. King." Gwen: "This is Ellen Armstrong, Who is this calling? What is the situation?" Mary: "It's my haby, oh God, get Dr. King." Gwen: "Dr. King is unavailable, but we can help you. Now, tell me your name." Mary: "It's Mary O'Keefe. Help me, I think my baby is dead." Gwen: "Are you at home?" Mary: "Yes" Gwen: "Ok. Try to calm down. Speak slowly and tell me what's happened." Mary: "My son Chris pried the plug off an outlet and he's electrocuted himself!" Mary cries. "He's just lying there. I'm so scared, if I touch him, will I electrocute myself? Oh my God, my baby, my baby. What should I do?" Gwen, who has been writing down the details on a piece of paper, motions to Joe Guerrero, another CMA (AAMA) in the office, and hands him her notes. Joe immediately accesses the O'Keefe address from the patient database and uses…

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