Ask Question
4 June, 01:03

An atomic physicist determines that an atom is composed of 8 positively charged particles and has a mass of 15 amu. Which is the best conclusion that can be drawn?

The atom has 7 neutrons and 8 protons.

The atom has 7 electrons and 8 protons.

The atom has 8 neutrons and 7 electrons.

The atom has 8 electrons and 7 protons.

+1
Answers (2)
  1. 4 June, 01:23
    0
    The correct answer is the atom has 7 neutrons and 8 protons.
  2. 4 June, 01:26
    0
    Remember that a positively charged particle is the proton. So the atom has 8 protons, which narrows down the options to A and B. The atomic mass is equivalent to the number of protons and neutrons in the nucleus. So 15 - 8 = 7. So there are 7 neutrons, Which means the answer is A.
Know the Answer?
Not Sure About the Answer?
Find an answer to your question 👍 “An atomic physicist determines that an atom is composed of 8 positively charged particles and has a mass of 15 amu. Which is the best ...” in 📗 Chemistry if the answers seem to be not correct or there’s no answer. Try a smart search to find answers to similar questions.
Search for Other Answers