PreparED Study Materials
CHEM 1312: General Chemistry II
School: El Paso Community College
Number of Notes and Study Guides Available: 1
Notes
Videos
Shapes & Forces: How Molecule Structure Affects Bonds
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Unveil the correlation between molecular shapes and their respective intermolecular forces. Delve into the specifics of nitrogen trichloride, ammonia, silane, and carbon tetrachloride, highlighting their unique force interactions based on polarity.
Identifying Fundamental Units in Rb?O, N?, Fe(NO?)?, and N?F?
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
In this exploration, we delve into the fundamental units of various substances, whether they are single atoms, molecules, or formula units. We examine ionic compounds like Rb?O and Fe(NO?)?, characterized by formula units as their basic components, and covalent compounds like N? and N?F?, where molecules are the fundamental units.
Chromium & Oxygen: Limiting Reactants & Chromium(III) Oxide Formation
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Unravel the reaction of chromium and oxygen forming chromium(III) oxide. Examine different scenarios to determine the limiting reactant using stoichiometric ratios. Understand how to predict product amounts through these calculations.
Lone Pair vs. Bonding Pair Electrons: Atomic Insights Unveiled
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Explore the atomic world and the crucial distinctions between lone pair and bonding pair electrons in this insightful video. Delve into the fundamental aspects of atomic structure, electron orbitals, and their roles in chemical bonding, reactivity, and molecule formation.
Mastering Unit Conversions: From Light-Years to Feet/sec
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Learn how to convert between various units of measurement, ranging from cosmic distances to everyday lengths. The video takes viewers through the process of translating light-years into miles, yards into centimeters, and incredibly high speeds from cm/s to feet per second. Simplifying complex conversions, this guide offers clarity in the world of physics.
Protons reveal electron count in atoms. Which statement applies?
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
In this video, we explore the information that knowledge of the number of protons in a neutral element's atom can provide. Options for determining neutron count, electron count, and identifying the element's name are examined, with a conclusion that it allows us to know both the number of electrons and the element's name.
