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fgiga [73]
3 years ago
12

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?
Chemistry
2 answers:
iren [92.7K]3 years ago
8 0
The atom has 7 neutrons and 8 protons....

because the positively charged particles are the protons ...and 8 is also the atomic number ...so number of neutrons can be calculated by subtracting atomic number from the mass number...which gives us the neutrons 7 ...
love history [14]3 years ago
8 0

Answer:

he atom has 7 neutrons and 8 protons

Explanation:

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