Trusion Trusion
  • 30-10-2020
  • Chemistry
contestada

how many protons are in the element with the atomic number of 8 and a mass number of 21​

Respuesta :

bridgetq57 bridgetq57
  • 30-10-2020

Answer:

There are 8 protons!!

Explanation:

Your atomic number is your protons

Answer Link

Otras preguntas

The basketball shown is packaged in a box that is in the shape of a cube. The edge length of the box is equal to the diameter of the basketball. What is the sur
Three Miraculous Soldiers by Stephen Crane Mary and her mother watch from their window in fear as the Yankees storm through their property. This can best be des
How many people were at obama's inauguration?
What does the toad symbolize in Tuck Everlasting
Can you tell me about the holocaust
Why is juliet upset at the end of act one?
Omega 3 fatty acids are important because they A:help the body absorb calcum B:reduce the amount of hardened material that forms on artery walls C:increase the
Simplify -2[9 - (x + 7)]. -32 - x -4 - x -4 + 2x -32 + 2x
What is the definition of obesity and what is the most common tool used to scientifically diagnose it?
People in the 1700s and 1800s often wrote journals and letters.Why do you think that is true?