PreparED Study Materials
CHEM 111: Chemistry 1
School: Norfolk State University
Number of Notes and Study Guides Available: 2
Notes
Videos
Iron Nail Heating: Finding Temperature After 15J Transfer
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Discover the process of determining the final temperature of an iron nail after heat absorption. Using the specific heat capacity of iron and the heat transfer formula, we calculate the temperature increase and reveal the nail's new thermal state. This tutorial offers a clear understanding of how materials respond to heat.
Calculating Density: Rectangular Metal Bar & Significance
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Learn the process of determining the density of a rectangular metal bar using its measurements. Understand how volume and mass play a crucial role in the calculation, and the importance of representing results with the correct number of significant figures
Strontium: Deep Dive into Its Isotopes & Atomic Structure
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Discover the step-by-step process of Barium Sulfate formation from the reaction of Barium Chloride with Sodium Sulfate. Learn about molar mass calculations stoichiometry and yield predictions.
Understanding Polar & Nonpolar Molecules: From Diazene to Nitrogen Dio
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Explore the properties of various molecules like diazene, hydrogen peroxide, and carbon tetrafluoride. Understand the influence of molecular shape and electronegativity on polarity. Discover why some are polar while others are nonpolar based on their structure.
Mass Calc: C?F, MgF?, CS? & SO? Explained
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Master the conversion of moles to grams with clear step-by-step guidance. Explore specific calculations for substances like carbon tetrafluoride and magnesium fluoride. Grasp the nuances of handling different units like millimoles and kilomoles in the context of substances such as carbon disulfide and sulfur trioxide
Calculating Water's Final Temp after a 345 kJ Heat Boost
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Discover how to determine the final temperature of a water sample after heat absorption. Utilizing the concept of specific heat capacity and the formula q = mc?T, we calculate the change in temperature and reveal its new state. Experience the transformation from an initial tepid state to a drastically altered thermal condition.