plawson2007 plawson2007

01-10-2018
Physics

contestada

How many neutrons does element x have if it's atomic number is 27 and it's mass number is 74

Respuesta :

02-10-2018

Atomic number=Proton count

Atomic mass=Proton count+ neutron count

Neuton Count=Atomic mass-Proton count

Proton count=Atomic number=27

Mass number=74

Neuton count= 74-27=47

Answer Link

Otras preguntas

in "the monkeys paw" w.w. Jacob's describes the interactions of a close nit family in the beginning of the story. this description contributes to creating an at

present day parents (its an emergency please help me)

There were four returns from exile. True False

Intelligence is influenced only the environment. true or false

An apple pie filling cost $1.59. For each filling there is 21 ounces, how much will someone pay for one ounce of filling?

Please help 1-7 due tomorrow

What would happen if our atmosphere consisted of pure oxygen?

The pineapple is seven times as heavy as an orange pineapple awesome where is 870 g more than orange what is the total weight in grams for the pineapple and

Resources to find density

A lot of people say the government and the world is messed up, and our society is also. But is it really? Or is there no better way to run our society then this