Question

simplify (6.51 x 10⁻¹¹)(7.8 x 10⁻¹⁸). write the final answer in scientific notation. a. 5.0778 x 10⁻²⁹ b. 5.0778 x 10⁻²⁸ c. 50.778 x 10⁻²⁹ d. 50.778 x 10⁻²⁸

Answer 1

a. 5.0778 x 10^-29

Explanation:

`(6.51 * {10}^( - 11) )(7.8 * {10}^( - 18)) = \\ 6.51 * 7.8 * {10}^( - 11 - 18) = \\ 50.778 * {10}^( - 28) =5.0778 * {10}^( - 29)`