Chemistry, 31.01.2020 03:56 lordcaos066
Ametal foil has a threshold frequency of 5.45× 1014 hz. which of the colors of visible light have enough energy to eject electrons from this metal?
a. red
b. orange
c. yellow
d. green
e. blue
f. indigo
g. violet
Answers: 2
Chemistry, 21.06.2019 20:30
10. translate each of the following chemical equations into a sentence. a. 2 zns(s) + 3 o2(g) -> 2 zno(s) + 2 so2(g) b. cah2(s) + 2 h2o(l) -> ca(oh)2 (aq) + 2 h2(g)
Answers: 2
Ametal foil has a threshold frequency of 5.45× 1014 hz. which of the colors of visible light have en...
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