Krc1214 Krc1214
  • 12-05-2017
  • Chemistry
contestada

An atom has 5 protons and 7 neutrons. What is its mass number of amu?

Respuesta :

jazsollarrs
jazsollarrs jazsollarrs
  • 14-05-2017
you add the protons and neutrons together, so the mass = 12
Answer Link

Otras preguntas

PLEASE HELP ME ASAP!! THANK YOU Write each of the following numbers as a power of the number 2:
Congress makes a new law concerning the use of personal flight vehicles in public airspace. Which of the following would most likely happen
Find the value of the following expression: (28 ⋅ 3−5 ⋅ 60)−2 ⋅ 3 to the power of negative 2 over 2 to the power of 3, whole to the power of 4 ⋅ 228 (5 points)
rút gọn câu sau (a+b)^3 - ( a-b )^3 - 6a^2b
Which biomolecules do not function in supporting a cell
Why is the imaginary dividing line that separates the eastern and western hemispheres given two names?
I NEED HELP ASAP PLEASE NO LINKS!!!
Solve: 2x+7/5 - x-3/10 = x+1/15find the value of x and verify the result will RHS ​
Let's suppose that this article could have a different title. The best one would be A. More Lightning Storms Reported in Yellowstone B. Blaze Proves To Benefit
in animal farm Based on the animal's statements, what theme or message do you think Orwell is trying to convey to his readers?