PreparED Study Materials
CHEM 1220: General Chemistry
School: 1 MDSS-SGSLM-Langley AFB Advanced Education in General Dentistry 12 Months
Number of Notes and Study Guides Available: 10
Notes
Study Guides
Videos
Decoding Acid Formulas: From Phosphoric to Sulfurous - Chemistry Insig
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Explore the distinct chemical formulas of various acids like phosphoric, hydrobromic, and sulfurous acids. Understand their practical applications, from flavoring agents to sanitization in brewing. Highlighting their unique molecular makeup, learn the critical roles they play.
Electrons in outer shell of: Potassium, Calcium, Aluminum
Want To Learn More? To watch the entire video and ALL of the videos in the series:
This video explains the importance of the number of valence electrons in an element's chemical behavior and demonstrates how to determine the valence electrons for potassium, calcium, and aluminum based on their positions in the periodic table. Valence electrons dictate an element's reactivity with other elements, making this knowledge essential for understanding chemical reactions.
Understanding Electron Configurations of Ions: The Noble Gas Connectio
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Unravel the electron configurations of diverse ions and discern their noble gas resemblances. Understand how atoms and ions strive for full outer electron shells for ultimate stability.
Endothermic vs. Exothermic: Unraveling Heat Changes in Chemical Reacti
Want To Learn More? To watch the entire video and ALL of the videos in the series:
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
Want To Learn More? To watch the entire video and ALL of the videos in the series:
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.
Counting Chlorine Atoms in Key Chemical Compounds: A Detailed Breakdow
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Uncover the count of chlorine atoms in various chemical compounds. Grasp the calculations in Carbon tetrachloride, Calcium chloride, Phosphorus trichloride, and Sodium chloride. Gain clarity on atomic count across multiple molecules.