Chemistry, 01.07.2021 15:40 david838843

Express each number in the proper exponential notation. Write 5.6 x10-7 as 5.6x10^-7 without any spaces between symbols and numbers. Use two significant digits for your answers. a. (3.0 x 10^3) + (3.0 x 10^2) = .
b. (9.0 x 10^2) - (8.0 x 10^2) = .
c. (3.0 x 10^-3) x (7.0 x 10^3) = .
d. (5.0 x 10^-3) / (6.0 x 10^3) = .

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Express each number in the proper exponential notation. Write 5.6 x10-7 as 5.6x10^-7 without any spa...

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