halliw01 halliw01

06-12-2016
Biology

contestada

What is 221,000,000,000,000,000,000 expressed in scientific notation?

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aLexSteLla aLexSteLla

06-12-2016

I think it's 2.21^20

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tchust01 tchust01

06-12-2016

2.21 times 10 to the 21 power

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