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Misconception SCM025:

The reactants and products of a chemical reaction are different and independent of each other. There is no recognition of a change of one sample to the other (Johnson, 2000b).

Items that test for misconception SCM025 in this project (Original Project) and key idea (When substances interact to form ne…)
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When two white powders react to form a yellow powder, the yellow powder is made up of the same kinds of atoms as the white powders, but the atoms are combined into different molecules.