Atomic StructureMedium

Question

If e = 1.60206 × 10^-19 C,
= 1.75875 × 10¹¹C kg^-1
then mass of electron is

Options

A.7.5678 × 10^-31kg

B.9.1091 × 10^-31kg

C.11.2531 × 10^-31kg

D.13.0513 × 10^-31kg

Solution

= 1.75875 × 10¹¹
= 1.75875 × 10¹¹
m = × 10^-30
= 9.1091 × 10^-31kg

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