CHEM 120: General Chemistry

Join us in this enlightening video as we delve into the inner workings of barometers. Discover how these essential weather instruments operate, using a column of mercury to measure pressure. We'll explore the principles behind this ingenious device and help you understand the science behind pressure measurement. Whether you're a weather enthusiast or a science lover, this video will provide valuable insights into the fascinating world of barometers.

Explore how to calculate the theoretical yield of TiCl? in moles based on different initial quantities of reactants in the chemical equation Ti + 2 Cl? ? TiCl?.

We explore the impact of increasing the concentration of ethylene glycol in an antifreeze mixture, explaining the resulting effect on the freezing point of the solution by examining its interaction with water molecules.

Explore the polarity of Carbon disulfide, Sulfur dioxide, Methane, and Chloromethane. Learn how molecular shape influences electron distribution. Understand which molecules possess a net dipole moment and which ones don't.

Unravel the chemistry behind precipitation reactions and the creation of insoluble salts. Learn how aqueous ions interact to form solid precipitates, illustrated with examples like silver nitrate and sodium chloride. Understand their significance in fields from water treatment to qualitative analysis.

Explore the calculations for mole fractions, partial pressures, and total pressure in a 22.4 dm³ vessel with H? and N? at 273.15 K.