PreparED Study Materials
CHE 109: Chemistry/Health Science
School: Western Kentucky University
Number of Notes and Study Guides Available: 0
Videos
Constitution of Compounds: CH4O, CH3Cl, C2H6, CH5N, C2F6, C2H5Br, C3H8
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Unraveling Molecular Structures: Explore the composition of compounds with molecular formulas CH4O, CH3Cl, C2H6, CH5N, C2F6, C2H5Br, and C3H8. Learn about their unique structures and properties.
Calculating Ksp for Ca3(PO4)2 at 25°C: Step-by-Step Guide
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Unravel the concepts of 'Molar Solubility' and 'Solubility Product' to gauge salt solubility. Explore how Calcium Phosphate dissociates in solutions and calculate its unique Ksp value.
Weighting Epsom Salts for Baths & CO? in Soda: Molecular Insight
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Learn the step-by-step process to convert moles into grams using the molecular weight of Epsom salts (MgSO?) and carbon dioxide (CO?). From bathtub to soda bottle understand the science behind the amounts
Tailors' Seam Measurements: Precision and Accuracy Analysis
Want To Learn More? To watch the entire video and ALL of the videos in the series:
An in-depth analysis of the precision and accuracy in seam measurements by three apprentice tailors: X, Y, and Z, as they measure a pair of trousers. Understand how their measurements compare to the true length of 32.0 inches.
Sketching Lewis Structures: Radical Species ClF? and BrO? Explained
Want To Learn More? To watch the entire video and ALL of the videos in the series:
This video elucidates the method to sketch Lewis structures for the radical species ClF? and BrO?. Highlighting the distinguishing feature of an unpaired electron, we illustrate the bond arrangements and lone pairs that define these unique chemical entities.
Physical vs Chemical Changes: Understanding Reactions & Transformation
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Discover the differences between physical and chemical changes using common examples. Understand how sugar reacts in various scenarios, and how metals undergo changes, either maintaining their substance or forming new compounds.