List one statement from Dalton's atomic theory that has been disproven by later experiments and findings. Explain the findings that changed the statement you listed.

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aaronq · Answer

"Each chemical element is composed of extremely small particles that are indivisible..." http://chemwiki.ucdavis.edu/Physical_Chemistry/Atomic_Theory/Atomic_Theory We know that atoms ARE divisible as they are made of smaller parts, can you name the $\sf three$ subatomic particles that make up atoms? HINT: two of them have opposite electrical charges, and one doesnt have charge at all - it is neutral.