CHEM 1041: General Chemistry 2

Discover how to calculate the number of moles of hydrogen in different chemical samples, including H?O, NH?, N?H?, and C??H??.

Discover the art of classifying compounds as ionic or molecular based on bonding. Unravel the nuances between ionic and covalent bonds using electronegativity differences as a guide. Classify CoCl2 CF4 BaSO4 and NO with in-depth explanations and predict their properties.

Discover how to calculate the nutritional energy in a bag of chips, and learn the science behind converting excess energy into body fat.

This instructional video demonstrates the process of calculating the mass percent of various solutions, using the formula "mass of solute divided by mass of solution, all multiplied by 100%." It provides step-by-step calculations for three different solutions, revealing the concentration of each solute in terms of mass percent, offering a practical understanding of quantifying solute proportions in solutions.

Discover the method to rank compounds like Tungsten Dioxide Rubidium Sulfate Lead Acetate and Rubidium Iodide based on their formula masses. Learn about the significance and calculation of a compound's formula mass. Conclude with an ordered list from heaviest to lightest based on our calculations

We explore Lewis structures, which depict atom bonding and lone electron pairs. We create Lewis structures for potassium, barium, aluminum, and bromine by using group numbers in the periodic table to determine their valence electrons.