Chemistry, 16.04.2021 01:40 shauna94

A star is measured to be 18.9 light years from Earth. What is the correct answer in the calculation shown? (consider both significant digits and scientific notation.)

A star is measured to be 18.9 light years from Earth. What is the correct answer in the calculation

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A star is measured to be 18.9 light years from Earth. What is the correct answer in the calculation...

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