Question

. A student weight 30kg. Suppose his body is
entirely made of electrons. How many
are there in his body ? Mass of I electron- =
up
9:1 x 103 Kg.​

Answer 1

Answer:

Mass of electron = 9.1 x 10-31kg. Therefore, The student is made up of approximately 3.29 x1031 electrons.

Answer 2

Answer:

mass of electrons = 9.1x10-31kg

therefore the student is made up of approximately

3.29 x 10 31 electrons