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aev [14]
3 years ago
9

In Period 2, as the elements are considered from left to

Chemistry
1 answer:
Elza [17]3 years ago
5 0

Answer:

it will option B ,hope it helps

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A photon has an energy of 2.93 × 10 to the power of -25 J. What is its frequency? What type of electromagnetic radiation is this
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