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 :

lucic
lucic lucic
  • 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

how does arachne feel about her weaving skill
based on the relative positions of the sun and Earth, explain why Earth has climate zones and seasons.
Which Byzantine leader restored the use of icons in 843 CE? - Theodora - Justinian - Basil - Leo III
If the ordered pair (2,4) is on the graph f(x), find one ordered pair that will be on the following functions: a) f(x)-3 b) f(x-3) c) 2 f(x) d) f(x-
Which statement best applies to the slope of the line below? A. the slope is negative B. the slope is zero C. the slope is positive D. the line has no slope
Find the difference: 7 7/8 - 3 1/4=?
America changes through times of conflict, growth, or peace and cooperation?
Many of the people who have come to Mexico City have ended up living in areas _____.
the building blocks of proteins are known as
which term describes an enzyme