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States of Matter 107
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Solutions 61
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Nomenclature 15
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Hydrocarbons 13
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Alcohols 3
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Amines 2
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Polymers 5
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Biomolecules 13
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Proteins 26
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Enzymes 4
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Lipids 14
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Metabolism 39
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Vitamins 5
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Hormones 1
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Alloys 1
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Nucleus 1
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Cell Cycle 18
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Ecosystem 35
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Biomes 24
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Food Chains 15
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Biodiversity 23
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Habitat 4
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Skeletal System 116
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Nervous System 111
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Porifera 6
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Cnidaria 6
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Nematoda 6
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Annelida 7
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Arthropoda 12
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Mollusca 4
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Chordata 5
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Fish 76
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Amphibians 10
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Reptiles 14
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Birds 2
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Mammals 106
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Anatomy 17
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Physiology 20
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Reproduction 23
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Behavior 63
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Bacteriology 32
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Virology 32
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Mycology 16
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Parasitology 50
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GMOs 4
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Bio Enzymes 21
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Bio Hormones 32
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B Cells 1
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Clouds 1
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Marine Life 47
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Wetlands 5
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Tsunamis 1
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9th Grade Theoretical Chemistry Quizzes, Questions & Answers
Spark curiosity and test your child’s 9th grade Theoretical Chemistry knowledge with our engaging quizzes! Read more
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Top Trending Theoretical Chemistry Quizzes
Take this fun History of the atomic theory quiz now and expand your knowledge. Atoms are the smallest units of matter, and they combine to form compounds. Do you know that a chemical reaction is only said to have occurred if...
Questions: 13 | Attempts: 4651 | Last updated: Mar 5, 2025
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Sample QuestionWho proposed that everything was made of tiny particles, called atomos, surrounded by empty space?
Are you aware of atomic theory? Atomic theory is the scientific concept that matter is made up of atoms. According to this perspective, if you were to take a piece of matter and cut it into smaller fragments that are all the...
Questions: 9 | Attempts: 2239 | Last updated: Mar 22, 2025
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Sample QuestionWhat scientist was the first to conclude through experimentation that atoms have positive charges in their nuclei?
Stoichiometry is the quantitative interpretation of the amount moles of the matter in a chemical reaction. It is also known as the molar bookkeeping of chemistry which means, the study of chemistry and its uses in various fields...
Questions: 10 | Attempts: 1749 | Last updated: Jul 16, 2025
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Sample QuestionA mole ratio can be the ratio of -
This quiz explores foundational concepts of atomic theory, focusing on Dalton's postulates and the early Greek philosophy of matter.
Questions: 15 | Attempts: 165 | Last updated: Mar 21, 2025
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Sample Question_____________ gave the first serious thought to the thought "what is matter made of ?"