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Worksheet
Curated OER

What are Atoms?

For Students 9th - 12th
In this atom worksheet, high schoolers read about Dalton's contributions to the structure of the atom. They answer five questions about Dalton's ideas, the law of multiple proportions and the law of definite proportions.
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Unit Plan
CK-12 Foundation

Ck 12: Chemistry: Law of Multiple Proportions

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] Explains the law of multiple proportions.