ianbmx841 ianbmx841
  • 10-02-2022
  • Chemistry
contestada

What is the mass number for an atom of barium containing 56 protons and 82 neutrons?.

Respuesta :

megumihayashi0624200
megumihayashi0624200 megumihayashi0624200
  • 10-02-2022
Answer: 138

Explanation: mass number - protons (atomic number) = neutrons
Answer Link

Otras preguntas

all cells are surrounded by a cell wall true or false
who controlled the elected assemblies in southern colonies
Increase £60 by 10%?
bruce is playing with a set of base-ten blocks. he has 65 ten-blocks and 7 one-blocks. what is the value of his blocks he can use ___ tens-blocks to represent _
Which words make up the adjective phrase in this sentence? Jake thought the vegetables on his dinner plate smelled funny. A. Jake thought B. the vegetab
if you sold a newspaper in 1765, you would have to put a?
A large planet that has a deep massive atmosphere
Trevor paints 1/6 of the fence surrounding his farm each day. How many days will it take him to paint 3/4 of the fence?
What 18.194 rounded to the nearest tenths
when you attempt to interpret the theme of a short story, you are engaging in which activities?