PreparED Study Materials
CHEM 1306: General Chemistry
School: University of Texas at El Paso
Number of Notes and Study Guides Available: 31
Notes
Chapter 6. thermodynamics (Chemistry)
CHEM 1306
University of Texas at El Paso
2 pages | Summer 2015
Study Guides
Chemistry 1306 studyguide (Chemistry)
CHEM 1306
University of Texas at El Paso
6 pages | Summer 2015
Videos
Number of molecules in 3.5g H?O, 56.1g N?, 89g CCl?, 19g C?H??O?
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This video shows how to determine the number of molecules in a given sample by utilizing the concept of moles, Avogadro's number (6.022 x 10²³), and the molar mass of the substance. It provides step-by-step calculations for different substances, converting mass to the number of molecules and highlighting the versatile application of this approach.
Vaporization vs. Condensation: Heat Dynamics in Phase Transitions
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Unravel the science behind endothermic and exothermic processes by studying vaporization and condensation. Grasp the molecular changes involved and understand the role of heat in these transformations. A comprehensive look into why vaporization requires heat, while condensation releases it.
Ethylene Glycol: Mass and Volume Calculations
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Explore how to calculate the mass and volume of ethylene glycol, a common antifreeze, using its density. Understand the essentials of density-related calculations.
Comparing Bond Types: Ethane's Nonpolarity vs. Fluoromethane's Ionic L
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Examine the nature of bonds in methylamine, ethane, fluoromethane, and methanol. Identify ethane's nonpolar covalent bond and understand why fluoromethane's bond leans toward the ionic spectrum. Grasp essential concepts in molecular bonding with this deep analysis.
Calculating the Amount of Cesium and Iodine in a 38.77g Cs-I Compound
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Learn how to calculate the amounts of Cesium and Iodine in a 38.77g sample of a Cs-I compound. Starting with a 125g compound this tutorial uses conversion factors to find 19.83g of Cesium and 18.94g of Iodine. Perfect for chemistry students seeking to master stoichiometry and compound analysis.
Counting Chlorine Atoms in Key Chemical Compounds: A Detailed Breakdow
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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.