1 joule = 6,242e+18ev
20 joule = 20 joule *6,242e+18 ev/joule =1,248e+20 ev
1,248e+20 ev / (10 ev / photon) =1,248e+19 photons.
Answer is in the photo. I can only upload it to a file hosting service. link below!
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Answer:
your right
Step-by-step explanation:
I think....
Answer:
12/15
Step-by-step explanation:
If the probability of drawing a read marble is 3/15
Then that would just make the probability of NOT drawing a red marble 12/5
Answer:
4.8 x 10⁷
Step-by-step explanation:
Refer to attachment.
<em>Hope</em><em> </em><em>it</em><em> </em><em>helps</em><em>.</em>