Which of the following is a part of Dalton's atomic theory?
A. Atoms are rearranged but not changed during a chemical reaction.
B. Atoms break down during radioactive decay.
C. Atoms contain protons, neutrons, and electrons.
D. Isotopes of the same element have different masses.
Answer:A
Which of the following is a part of Dalton's atomic theory?
A. Atoms are rearranged but not changed during a chemical reaction. B. Atoms break down during radioactive decay. C. Atoms contain protons, neutrons, and electrons. D. Isotopes of the same element have different masses.