CHEM 1406 Solutions & Concentration – 100 Questions, Osmosis, Electrolytes & Dilution, 2026,

This document contains a comprehensive set of 100 exam-style questions with fully explained answers focused on Chapter 8 topics in CHEM 1406, including solutions, concentration units, solubility, and transport processes. It covers foundational concepts such as solute vs solvent, aqueous solutions, colloids, suspensions, and electrolytes, as well as key quantitative topics like ppm, ppb, molarity, percent concentration, and dilution calculations (as shown in the worked example on page 6). In addition, the document explores important physiological and biochemical principles including osmosis, osmotic pressure, isotonic, hypotonic, and hypertonic solutions, and membrane transport mechanisms such as passive diffusion, facilitated transport, and active transport (clearly outlined across pages 6–8). The notes also integrate real-world and medical applications, such as intravenous solutions, dialysis, and electrolyte balance, making it especially valuable for applied science students. This resource is ideal for students enrolled in General Chemistry I or II, Introductory Biochemistry, or Health Sciences Chemistry courses at university level. It is particularly useful for students in biology, nursing, pre-med, pharmacy, and allied health programs who need a strong understanding of solution chemistry and physiological processes. The content aligns closely with widely used textbooks such as Chemistry: The Central Science by Brown, LeMay et al., and Introduction to General, Organic, and Biochemistry by Bettelheim, ensuring relevance for coursework and exams. The structured question-and-answer format supports active recall, exam preparation, and mastery of both conceptual and calculation-based chemistry topics. Keywords: solutions, solute solvent, aqueous solutions, colloids, suspensions, electrolytes, strong electrolytes, weak electrolytes, nonelectrolytes, solubility, concentration, molarity, percent concentration, ppm, ppb, dilution, dilution equation, osmosis, osmotic pressure, isotonic, hypotonic, hypertonic, diffusion, facilitated transport, active transport, dialysis, semipermeable membrane