What is the energy of a photon with a frequency of 1.7 × 1017 hz?   planck’s constant is 6.63 ×  10–34  j•s.1.1 ×  10–17  j  1.1  ×  10–16  j8.3  ×  10–16  j8.3  ×  10–15  j

An electric power distributor charges residential customers $0.10 per kilowatt-hour (kwh). the company advertises that "green power" is available in 150 kwh blocks for an additional $4 per month. (green power is generated from solar, wind power, and methane sources.) if a certain customer uses an average of 391 kwh per month and commits to one monthly 150 kwh block of green power, what is her annual power bill