Divide and express the product in scientific notation. fill in missing number 4.2x10 ^-12 divided by 5.6x10^6 =7.5x10^?

asked Jul 14, 2021 14.4k views

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Divide and express the product in scientific notation. fill in missing number

4.2x10 ^-12 divided by
5.6x10^6
=7.5x10^?

6.4k points

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2 votes

$\frac{4.2 * {10}^( - 12) }{5.6 * {10}^(6) } \\ 7.5 * {10}^( - 19)$

Jemru answered Jul 16, 2021

by Jemru

7.3k points

2 votes

Answer:

The missing number is -19

Explanation:

(4.2*10^(-12) )/(5.6*10^(6) ) = (420*10^(-14) )/(56*10^(5) )= (420 )/(56 )*(10^(-14))/(10^5) =(420)/(56)*10^(-19) } = 7.5*10^(-19)

Ashack answered Jul 19, 2021

7.2k points

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