Multiple choice

Which of Dalton’s postulates incorporates the Law of Conservation of Mass?

  1. All matter is composed of atoms.

  2. Atoms from the same elements are identical.

  3. Atoms can be combined, separated, or rearranged.

  4. Atoms are indivisible.

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Dalton's postulate that atoms can be combined, separated, or rearranged in chemical reactions (but never created or destroyed) directly incorporates the Law of Conservation of Mass.