- Study guides, Class notes & Summaries

Chemistry - Answer A science that studies the composition of substances and the way they interact with other substances. Steps of the Scientific Method - Answer 1. Observation 2. Hypothesis 3. Experiment 4. Conclusion Metric system - Answer Length (meter), Volume (liter), Mass (gram), Temp. (C), Time (second) SI system - Answer Length (meter), Volume (cubic meter), Mass (kilogram), Temp. (kelvin), Time (second) Scientific Notation - Answer a coeffici...

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7 pages

Written in 2025/2026

Grade A+

TestSolver9

This document provides a structured study guide for the CHEM 130 final exam. It reviews essential chemistry topics such as atomic structure, periodic trends, chemical bonding, stoichiometry, reactions, solutions, gases, and thermochemistry to support comprehensive revision. The material is designed to help students organize their study and prepare effectively for the final assessment.

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29 pages

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Nursefrank

CHEM 130 | Multi-Module Exam 1-3: Questions and Answers + rationales with 100% accuracy

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16 pages

Written in 2026/2027

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BRAINBOOSTERS

Chemistry - correct answers Science that seeks to understand the behavior of matter by studying the behavior of atoms and molecules; studies change of matter Microscopic level - correct answers atomic and molecular view Macroscopic level - correct answers lab view Structure and Properties: Same atom/molecule - correct answers Properties are different because structure form differently or are not the same Structures and Properties: Temperature - correct answers different structures at...

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14 pages

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RealGrades

Chemistry - correct answers Study of matter and the changes that matter undegoes Matter - correct answers Anything that has mass and occupies space Steps of the Scientific method - correct answers 1) Observation 2) Hypothesis 3) Experiment 4) Model (theory) 5) Further experiment or alter model Quantitative properties - correct answers Properties that can be measured (time, temperature, mass, distance) Lowest possible temperature on Kelvin scale - correct answers 0 Exact number...

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10 pages

Written in 2025/2026

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RealGrades

- correct answers CHAPTER 1 Sub-microscopic particles; fundamental building blocks of matter - correct answers Atoms atoms bound together in specific geometrical arrangements - correct answers Molecules science that seeks to understand behavior of matter by studying behavior of atoms and molecules - correct answers Chemsitry an explanation of observations - correct answers Hypothesis procedures designed to generate observations that confirm or refute a hypothesis - correct answers...

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11 pages

Written in 2025/2026

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RealGrades

Addition/Subtraction Propagation of Error - Answer √a²+b² Multiplication/Division Propagation of Error - Answer 2.0*√(a/3.0)²+(b/1.5)² Kevlin - Answer Celsius + 273.15 F to C - Answer (F-32)/1.8 C to F - Answer (C x 1.8) + 32 diatomic molecule - Answer H2, N2, O2, F2, Cl2, Br2, I2 Law of Multiple Proportions - Answer if two or more different compounds are composed of the same two elements, then the ratio of the masses of the sec...

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4 pages

Written in 2025/2026

Grade A+

TestSolver9

Using a balanced chemical equation, identify a reaction that was performed in the Chemical Reactions lab that produced bubbles of hydrogen gas. - Answer Zn(s) + 2 HCl(aq) --> ZnCl2 +H2 Using a balanced chemical equation, identify a reaction that was performed in the Chemical Reactions lab that could be identified as a combustion reaction. - Answer 2 Mg(s) + O2 --> 2 MgO A student needs to prepare 2.00 grams of NiCO3 from K2CO3 and Ni(NO3)2 *6H2O. The precipitate in this r...

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2 pages

Written in 2025/2026

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TestSolver9

Observation - Answer __ - a way of acquiring information about nature Hypothesis - Answer __- a tentative interpretation or explanation of an observation Experimentation - Answer __- a test of a hypothesis, results either validate or invalidate the hypothesis Theories - Answer __- a general explanation for the characteristics and behavior of nature, can be used to make predictions, answers "Why does it happen?" Laws - Answer __- summary of observa...

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8 pages

Written in 2025/2026

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TestSolver9

Which set of results applies to a reaction that is not spontaneous at 273 K but is spontaneous at 400 K? - Answer If the reaction is spontaneous at high temperatures and nonspontaneous at low temperatures, this indicates that both the ∆H and ∆S are greater than 0. Is a positive ΔG value spontaneous or nonspontaneous? - Answer nonspontaneous ∆H° - Answer ΔHo=Σ productsnΔHof(products)−ΣreactantsnΔHof(reactants) ΔSo - Answer ΔSo=Σ productsnSof(prod...

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5 pages

Written in 2025/2026

Grade A+

TestSolver9

The squad law of thermodynamics states that..... - Answer for any spontaneous process, the entropy of the universe increases Enthalpy is - Answer -NOT a state function -does not depend on the state of the reactants and products -NOT equal to the heat of the reaction at constant pressure. Which of the following is NOT a state function? (a) E (b) H (c) w (d) S (e) G - Answer w A reaction that is spontaneous as written - Answer will proceed without outside in...

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2 pages

Written in 2025/2026

Grade A+

TestSolver9

Chemistry - Answer Study of matter and the changes that matter undergoes Matter - Answer Anything that has mass and occupies space Steps of the Scientific method - Answer 1) Observation 2) Hypothesis 3) Experiment 4) Model (theory) 5) Further experiment or alter model Quantitative properties - Answer Properties that can be measured (time, temperature, mass, distance) Lowest possible temperature on Kelvin scale - Answer 0 Exact number - Answer ...

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8 pages

Written in 2025/2026

Grade A+

TestSolver9

This updated 2026 study pack for CHEM 130 — Exam 1 (Streacker) includes verified questions and correct answers reflecting the original 2024 content, now optimized for current exam expectations. Covers essential general chemistry concepts, problem-solving methods, formulas, reactions, periodic trends, and calculation-based questions. Designed for students seeking a clear, accurate, and high-yield exam review resource to boost confidence and improve performance.

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27 pages

Written in 2025/2026

Grade A+

TutorHose

Comprehensive chemistry exam with 100% verified questions and solutions. Designed to help you master atomic structure, bonding, and stoichiometry.

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23 pages

Written in 2025/2026

Grade A+

SimVault

Struggling to prepare for your Portage Learning Chemistry 103 Final Exam? This comprehensive study guide breaks down every key concept into easy-to-understand explanations, practice problems, and test-taking strategies—so you can score higher without the stress! What’s Covered? Stoichiometry & Moles – Master calculations with step-by-step examples Chemical Bonding – Ionic vs. covalent, Lewis structures, VSEPR theory Thermochemistry – ΔH, calorimetry, Hess’s Law Acids & Ba...

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53 pages

Written in 2025/2026

Grade A+

OliviaRN

Chem 130 Final Exam | Questions with Correct Answers | 100% Pass

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13 pages

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ExamsCollection

CHEM 130 Final Exam | Questions with Correct Answers | 100% Pass

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4 pages

Written in 2024/2025

Grade A+

ExamsCollection

what do atoms need to decompose - electric current scientific method steps - observation hypothesis experiment (can either go to theory or back to observation) theory (model) prediction experiment (can go back to theory, theory can be modified as needed) theory (model) - set of tested HYPOTHESES that gives an overall explanation of a natural phenomenon - constantly refined or replaced as more information becomes available, limited to human understanding

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20 pages

Written in 2024/2025

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martinndungu1986

Chem 130: Lab Final Exam Exam Questions and answers ()

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5 pages

Written in 2023/2024

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Chem 130 Lab Final Exam Questions and answers ()

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3 pages

Written in 2023/2024

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SparklingGrades1