PreparED Study Materials
CHEM 111: CHEM 111
School: 1 MDSS-SGSLM-Langley AFB Advanced Education in General Dentistry 12 Months
Number of Notes and Study Guides Available: 1
Notes
Videos
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:
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.
Dilution Calculations: Copper(II) Nitrate, Calcium Chloride, Lithium C
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Learn how to perform dilution calculations for solutions, including copper(II) nitrate, calcium chloride, and lithium carbonate, to achieve specific concentrations.
NBS Bromination in CCl4: Light-Induced Chemistry Explained
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Discover the fascinating world of chemical reactions with N-Bromosuccinimide (NBS) in Carbon Tetrachloride (CCl4), initiated by light. Explore the bromination process and its effects on molecules like cyclopentene, 2,3-dimethylbut-2-ene, and CH3 toluene, leading to valuable insights into organic chemistry.
Breaking Down Mixtures: Finding Mass Percent of Sodium Compounds
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Uncover the method to determine mass percentages of Sodium Bromide and Sodium Sulfate in a mixture using the given Sodium content. Walk through a step-by-step calculation leveraging molar masses to derive the composition. Discover the resulting mass percentages: 23.85% for Sodium Bromide and 76.15% for Sodium Sulfate
Ionic Character Comparison: Analyzing NaBr vs. HBr and BrCl vs. FCl
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Discover the analysis of ionic character in compounds based on electronegativity differences. Learn about the contrasts between NaBr vs. HBr and BrCl vs. FCl. Grasp why NaBr and FCl showcase greater ionic character than their paired compounds.