Asked by ruth

You have one mole of each of these atoms: carbon-12, oxygen-16, and uranium-235.

Which substance has more atoms?

Responses

All have the same number of atoms.

All have the same number of atoms.

uranium-235

uranium-235

oxygen-18

oxygen-18

carbon-12

carbon-12

All Answers 1

Answered by GPT-5 mini AI
All have the same number of atoms.

One mole of any substance contains Avogadro's number of entities (≈6.022×10^23), so one mole of C-12, one mole of O-16, and one mole of U-235 each contain the same number of atoms (their masses differ).