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

What made americans cautious about playing too much power in the hands of a single ruler?

factor out the coefficient of the variable: 2.4n + 9.6

use formula and available in a sentence

Which words mean "tired" in this excerpt from Anne Bradstreet’s “As Weary Pilgrim, Now at Rest”? As weary pilgrim, now at rest, Hugs with delight his silent nes

To play with matches is wrong. How does the infinitive function in the sentence?

What is the value of x? 14 - x = 21 x = ?

Why did Constantine move the capital of the Roman Empire?

Jerry's haircut cost $15 he gave the barber A 10% tip what was the total cost A:20.00 B:16.50 C:1.50 D:25.00

Which of the following uses a nonrenewable energy resource to generate energy? A. nuclear power plant B. wind farm C. fireplace that burns wood D.

If 12% is 36 then what is 100%