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The mass of an electron is 9.11xx10^(-31...

The mass of an electron is `9.11xx10^(-31)kg`. How many elecrons would make 1kg?

A

`1.1 xx 10^(30)`

B

`1.1 xx 10^(31)`

C

`1.1 xx 10^(-30)`

D

`1.1 xx 10^(-31)`

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