John dalton believed that:

a. atoms are made of mostly empty space.
b. chemical changes are the result of different atomic combinations.
c. violent chemical reactions can divide atoms into smaller particles.
d. all of the above.

Which is a characteristic of mixtures?

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Some familiar products contain some of the same types of atoms. for instance, the chemical formula for baking soda is nahco 3. the chemical formula for liquid bleach is naclo, and the chemical formula for table salt is nacl. which choice best describes why these three products have some of the same types of atoms in common?