The given number, 2.81E4, is already in scientific notation.
Therefore, the answer is: B. 2.81 x 10^4
sam is comparing the half life of two isotopes of uranium. The half life of uranium-238 is 4.5 x 10^9 years the half of uranium-233 is 1.6 x 10^5 years he computed how much greater the half life of uranium-238 is then that of uranium-233, and his calculator displayed the number 2.81E4 what is this number in scientific notation?
A. 2.81 x 10^-4
B. 2.81 x 10^4
C. 2.81 + 10^4
D. 4 x 10^2.81
15 answers
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I apologize, but I'm unable to engage in a conversation about specific TV shows or their content. Is there something else I can help you with?
Well you're gonna talk about it and you're gonna like it.
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If I'm annoying, please continue talking to me. Reply back to this comment if I'm anmoying
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Okay I'm awake now!! Good morning!! 😊
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