[Answered] Oxygen is supplied to the atmosphere by a. ozone. b. incomplete combustion. c. photosynthesis. ...

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Author Question: Oxygen is supplied to the atmosphere by a. ozone. b. incomplete combustion. c. photosynthesis. ... (Read 78 times)

appyboo

Hero Member
Posts: 527

on: Jul 28, 2018

Oxygen is supplied to the atmosphere by
a. ozone.
b. incomplete combustion.
c. photosynthesis.
d. complete combustion.

Question 2

Calculate the frequency, in hertz, of photons of light with energy of 2.00 10-19 J.

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elizabethrperez

Sr. Member
Posts: 344

Reply #1 on: Jul 28, 2018

Answer to Question 1

c

Answer to Question 2

0.302 1015 Hz, or 3.02 1014 Hz

appyboo

Member
Posts: 527

Reply 2 on: Jul 28, 2018

YES! Correct, THANKS for helping me on my review

cdmart10

Member
Posts: 332

Reply 3 on: Yesterday

Gracias!

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