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Latest 2026/2027 WWU CHEM 162 Exam 1 Study Guide | General Chemistry Practice Questions & Review

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Prepare for the Latest 2026/2027 WWU CHEM 162 Exam 1 with this comprehensive study resource designed for students enrolled in CHEM 162 at Western Washington University (WWU). This updated guide provides focused exam review and practice covering foundational general chemistry concepts such as atomic structure, periodic trends, chemical bonding, nomenclature, molecular structure, stoichiometry, chemical reactions, measurements, significant figures, and quantitative problem-solving. Ideal for WWU CHEM 162 students preparing for Exam 1, quizzes, and course assessments, this 2026/2027 academic year edition reinforces key concepts, strengthens problem-solving skills, and builds confidence for success on the CHEM 162 Exam 1.

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Chem 162 WWU Exam 1
Ammonium NH4+




Carbonate CO3 2-




hydroxide OH-




nitrite NO2-




nitrate NO3-




sulfite SO3 2-




sulfate SO4 2-




phosphate PO4 3-




hydrogen H_2




oxygen O_2




nitrogen N_2




Chlorine Cl_2




Fluorine F_2




Bromine Br_2




Iodine I_2

, Chem 162 WWU Exam 1
aqueous solution homogenous mixture where water is the solvent




matter pure substances or mixtures




pure substances elements or compounds




mixtures homogenous or heterogenous




solution solute and solvent




H_2O properties covalent, polar, bent




what makes a solute and solvent soluble if they are both polar or are both non polar




what makes a solute and solvent insoluble if one is soluble and the other is insoluble




concentration molarity: liters of solute/liters of solution




concentration ions how many ions in compounds




dilution adding solvent to decrease the concentration




electrolytes ionic, ionize in water




strong electrolytes ionize completely




weak electrolytes ionize partially, equilibrium




non electrolytes don't ionize, glucose, covalent

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