Question

what is the mass of 5 moles of electrons​

Answer 1

Answer:

1 electron has a mass of 9.1 X 10¯³¹ kg.

1 mole has 6.023 X 10²³ particles.

So 1 mole of electrons has a mass of 9.1 X 10¯³¹ X 6.023 X 10²³

≈ 5.481 X 10^(-7) kg or 548.

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