Chem 102 Exam 1 (uiuc) questions and answers Graded A+| 2026 Updated
Chem 102 Exam 1 (uiuc) questions and answers Graded A+| 2026 Updated Matter - anything occupying space and having mass Simplest Form of Matter - debatable Atom - neutrons + protons + electrons [ nucleus ] Element - collection of atoms (same type) different atoms have different types of atoms Example of an Element - anything on the periodic table Compound - combine two or more different elements by forming chemical bonds have constant composition Example of a Compound - H2O
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chem 102 exam 1 uiuc questions and answers grade