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

please help me with this.what are the x-intercepts of the graph of this equation?
A change purse contains an equal number of pennies, nickels, and dimes. the total value of the coins is 512 cents. how many coins of each type does the purse co
How many amendments to the Constitution are there?
can someone help with this please
can someone help me with this
Winslow enterprises has total assets of $11,700, net working capital of $1,400, owner's equity of $5,000 and long-term debt of $3,500. what is the value of the
Suppose you have an acid in your house with a ph of 1.2. this means you have a really strong acid in the house. how would you explain the term "strong acid" t
Why do we need to agree on oreder of operations
really need help with this pls help!!
What discovery led JJ Thompson to decide that atoms were not indivisible but are actually composed of smaller parts