Question

Halp

Answer 1

The atomic number of Zinc is 30 and it has a mass of 65.39. What is the number of proton, neutrons, and electrons

Answer 2

@Vocaloid

Answer 3

first step is to round to the nearest whole number (65.39 rounds to 65)

number of protons = number of electrons = atomic number = 30

number of neutrons = 65 - atomic number

Answer 4

So 35 neutrons?

Answer 5

good

Answer 6

Okay. Got it down.

Answer 7

What about the others?

Answer 8

please read my original post carefully.