Ask Question
7 September, 08:40

What is the mass number of an atom with 5 proton and 7 neutrons

+3
Answers (2)
  1. 7 September, 10:42
    0
    Its boron and the answer is going to be 12
  2. 7 September, 10:46
    0
    So the element is boron, so its mass number is 12.
Know the Answer?
Not Sure About the Answer?
Get an answer to your question ✅ “What is the mass number of an atom with 5 proton and 7 neutrons ...” in 📙 Chemistry if there is no answer or all answers are wrong, use a search bar and try to find the answer among similar questions.
Search for Other Answers