PreparED Study Materials
Notes
Videos
Molecular Formulas: Lewis Structures for N2, HCN, CO2, C3H6, and More
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Discover Lewis structures for various molecular formulas, including N2, HCN, CO2, C3H6, and more. Explore their chemical bonding and structural arrangements.
Hydrogen Peroxide Molecule Classification
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This discussion explores the nature of hydrogen peroxide as a compound composed of hydrogen and oxygen atoms and categorizes it as either a homoatomic or heteroatomic molecule.
0.800g Match to SO?: Volume Calculation at 725 Torr & 32°C!
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Detailed walkthrough of calculating sulfur dioxide gas volume produced from burning tetraphosphorus trisulfide. Utilizes stoichiometry and the Ideal Gas Law to derive results under specific conditions. Step-by-step guide for understanding chemical reactions and gas volume calculations
The original sulfur quantity (tons) for 26M tons SO?
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Explore the environmental impact of sulfur dioxide production, revealing how 26 million tons of this compound conceal 13 million tons of sulfur. It delves into the chemistry of this transformation, converting atomic and molecular masses, providing valuable insights into emissions from activities like burning coal and auto exhaust."
STP Reactions: How Phosphorus & Oxygen Form P?O??
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Grasp the concept of Standard Temperature and Pressure (STP) and its significance in chemistry. Through a practical example, this video elucidates how phosphorus reacts with oxygen at STP to produce tetraphosphorus decaoxide. Comprehensive mole calculations and chemical equations simplify this intriguing chemical process.
Decoding Electron Configurations: From Rubidium to Argon Explained
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Explore the intricacies of electron configurations around the atomic nucleus. Understand the ordered filling of energy levels in atoms like Rubidium, Germanium, and Argon. A deep look into the ground-state configurations of key elements.