CHEM 313: Survey of Biochemistry and Biotechnology

Learn how to create Lewis structures for various molecules and assign charges where needed. Understand the molecular connectivity and electron distribution.

We categorize elements into representative, transition, inner-transition, and noble gases based on their positions in the periodic table and general characteristics, without revealing specific element classifications.

This discussion explores the importance of the size of protein molecules, highlighting their three-dimensional structures, diverse functions, and the role of large size in enabling structural motifs, functional regions, and stability without revealing specific examples or findings.

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

This video shows you how to balance equations from the reaction of lead(II) sulfide with hydrochloric acid to ammonia's interaction with oxygen. Understand the nuances of atom balancing and grasp the precise stoichiometric relationships.

Explore the fascinating process of calculating the mass of silicon in Earth's crust. Learn how to convert Earth's total mass to grams, determine the crust's mass percentage, and find the silicon's mass within the crust. Discover the scale of silicon's presence in our planet's outer layer.