jenbabyhuey
jenbabyhuey jenbabyhuey
  • 03-10-2017
  • Chemistry
contestada

how many protons are in an element with an atomic number of 8 and a mass of 18?
A:3
B:8
C:10
D:18

Respuesta :

emilymccracken2 emilymccracken2
  • 03-10-2017
B: 8 the amount of protons is equal to the atomic number
Answer Link
ImaginaKey2Knowledge
ImaginaKey2Knowledge ImaginaKey2Knowledge
  • 03-10-2017
B.8 because protons are the same as electrons and the atomic number.

Hoped I helped!
Answer Link

Otras preguntas

Which expression does not factor? M^3+1 M^3-1 M^2+1 M^2-1
Rafael needs to buy plastic spoons. Brand A has a box of 36 spoons for $1.54. Brand B has a box of 48 spoons for $1.66. Find the unit price for each brand. Then
Which function represents the graph of f(x) = -3|x| after it is translated 5 units down? - g(x) = -3|x| +5 - g(x)=-3x - 5| - g(x) = -3|x + 5| - g(x)=-3x - 5
HELP. Using the data from the drawing, find the area of the sphere (O is the center of the sphere):
Write an inequality that matches the number line model. Then write- a situation that the inequality could represent. 8. 9. -4 -3 -2 + -1 0
check the given picture below.
Which nuclide decays more quickly: bromine-80 or magnesium-28?
the last time i visited aswan ............ in 2017
Where does the energy released by fission and fusion come from?
Comparative study of rainfall in Kerala and chhattisgarh through bar graph