CHEM 161: Principles of Chemistry Laboratory II

School: University of North Dakota

Number of Notes and Study Guides Available: 1

Notes

(Chemistry)

CHEM 161
University of North Dakota
6 pages | Fall 2015

Videos

Drawing Lewis Structures for Ionic Compounds: SrO Li2S CaI2 & RbF

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Explore the art of constructing Lewis dot structures for ionic compounds such as SrO Li2S CaI2 and RbF. Understand the electron transfer process by diving into each atom's valency and its role in compound formation. Unpack the intricacies of ionic interactions for a deeper chemistry insight.

Moles of H in Samples: H?O, NH?, N?H?, C??H??

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Discover how to calculate the number of moles of hydrogen in different chemical samples, including H?O, NH?, N?H?, and C??H??.

Aluminum & Iron(III) Oxide Reaction: Welding Heat & Calculations

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Explore the chemical reaction between Aluminum and Iron (III) Oxide commonly used in welding. Learn to calculate the mass of Aluminum Oxide formed and identify the excess reagent. Dive deep into molar mass conversions stoichiometry and real-world applications in this chemistry tutorial.

Endothermic vs. Exothermic: Unraveling Heat Changes in Chemical Reacti

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Explore the intricacies of endothermic and exothermic reactions through everyday examples. Delve into the energy dynamics of ice melting and water freezing, while emphasizing the importance of the heat change (?H) in these processes.

Balancing Equations: From Lead Sulfide to Ammonia Reactions

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This video shows you how to balance equations from the reaction of lead(II) sulfide with hydrochloric acid to ammonia's interaction with oxygen. Understand the nuances of atom balancing and grasp the precise stoichiometric relationships.