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CHEM 121 FINAL EXAM|| QUESTIONS AND ANSWERS UPDATED (2025 / 2026) (VERIFIED ANSWERS)- PORTAGE LEARNING Element - ANSWER Substance composed of single type of atom; substance cannot be decomposed by a chemical change Exact Number - ANSWER number derived by counting or by definition Extensive property - ANSWER property substance depends on amoun

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SCM 421 EXAM 1 (Ch. 1-6) QUESTIONS AND ANSWERS

CHEM 121 FINAL EXAM|| QUESTIONS AND ANSWERS UPDATED (2025 / 2026) (VERIFIED ANSWERS)-

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