Asked by Roman

The width of a DNA molecule is about 2.5 nanometers. A nanometer is 0.000000001 meter. What is the width of a DNA molecule in scientific notation

6 years ago

Answered by Reiny

well 0.000000001 = 1.0 x 10^-9, (I counted 9 moves of the decimal place.)

so 2.5(1.0 x 10^-9) = .....

6 years ago

Answered by Jesus 4th

0.000000001.

2 years ago

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