rachelfugere00 rachelfugere00
  • 03-04-2017
  • Physics
contestada

How many neutrons does element X have if its atomic number is 40 and its mass number is 160?

Respuesta :

dellaM dellaM
  • 03-04-2017
160-40 = 120 ................
Answer Link

Otras preguntas

What is the cell cycle
Complete the following statement. 5 - ( ) = 14
A local newspaper headline​ blared, "Bo Smith Signed for​ $30 Million." A reading of the article revealed that on April​ 1, 2014, Bo​ Smith, the former​ record-
what do american impedance, women's right, and civil rights all have in common
The Boy Scouts collected and stored three tons of old newspapers during a paper drive. They need to load them up to move them. If they carry 30 lb. at a time, a
A second order differential equation for the function yt is... O a differential equation involving the second power of y a differential equation involving the s
Think how the role of religion is changing in America today. Write a 3-5 sentence paragraph that describes how immigration is changing the role of religion in A
The axis of symmetry for a quadratic equation can be found using the formula x=-b/2a where a and b are coefficients in the quadratic equation and x represents t
Schools, peers, and co-workers are __________ because they influence or shape our self-concept, attitudes, and behaviors. total institutions superegos agents of
This excerpts best supports the conclusion that Odysseus is