Calculate the energy of the green light emitted, per photon, by a mercury lamp with a frequency of 5. 49 × 10 14 hz

Sat no calculator section question in the picture

Which of the following best describes the difference between “autobiography” and “memoir”? a. autobiography is written about the author's own interpretation of events; memoir is a written interpretation of events. b. memoir covers a particular time in the writer’s life or recounts life events around one or two themes; autobiography covers the entire story of the author's life and has multiple themes. c. autobiography covers the entire story of the writer's life and has multiple themes; memoir is a shorter written work with one theme. d. autobiography covers entire story of the writer's life and has multiple themes; memoir is the writer’s random memories about past experiences.

Break down of rocks and minerals into smaller particles without a change in composition is called_