blatss8jaimeJaccoyc blatss8jaimeJaccoyc
  • 03-03-2017
  • Chemistry
contestada

How many neutrons does element x have if its atomic number is 42 and its mass number is 160? neutrons?

Respuesta :

armyguy1050
armyguy1050 armyguy1050
  • 06-03-2017
118
mass number is the protons plus the neutrons. 
And the atomic number is equal to the amount of protons in an element. 
Therefore, 160-42=118.

Answer Link

Otras preguntas

1. If ΔMNO≅ΔGHI, then which of the following is NOT true? A. ΔMON≅ΔGIH B. OM=IG C. ΔHIG≅ΔNMO D. ΔIHG≅ΔONM E. ∠GHI≅∠ONM
If an decrease in temperature accompanies a reaction, what occurred?
What are marcomalocukes
How can heat be used to determine if a mineral is metallic in nature?
Which gas occupies the highest volume of STP
how to get rid of a sore throat?
Suppose the supply function for product x is given by qxs = - 30 + 2px - 4pz. a. how much of product x is produced when px = $600 and pz = $60?
Which list explains the grieving process according to the Kübler-Ross model? denial, anger, depression, bargaining, acceptance denial, depression, anger, barga
The restaurant bill is 17.34. Whats your change if you pay with a $20?
An object that does not transfer heat easily, such as wood, is called an A) metal B) conductor C) insulator D) capacitor