PreparED Study Materials
CHEM 13989: General Chemistry 1
School: Arkansas State University
Number of Notes and Study Guides Available: 0
Videos
Determining Oil & Ball Bearing Density: Physics Explained
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Discover how to determine the density of mineral oil and a metal ball bearing using a graduated cylinder. Learn the method of calculating the mass difference and volume to deduce the density and radius of the ball. Watch a detailed physics experiment explained step by step.
Amino Acid Reaction: Peptide Bond Formation and Product Diversity
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Explore the reaction between alanine and glycine, two amino acids, and unravel whether this process results in multiple reaction products. We'll delve into the intriguing world of peptide bond formation and examine the potential diversity of products that may emerge from this biochemical reaction."
Determining Base Concentration Using KHP: Indicator Choice Solution
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Discover how to choose the right indicator for a titration involving Potassium hydrogen phthalate (KHP) and a strong base. Grasp the calculations from molar mass to pH and understand why Thymolphthalein is the ideal choice for a change near pH 8.95.
Comparing pH: Acid Concentrations Strength Ka pKa & pOH Explained!
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Understanding pH Values: In this video we break down the pH levels of various solutions. Discover the importance of acid strengths via Ka and pKa contrast weak vs. strong acids and learn the counterintuitive relationship between pOH and pH.
The Remarkable Conservation of Peptidyl Transferase: Drawing Conclusio
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Join us as we explore the fascinating world of peptidyl transferase, one of the most conserved sequences in biology. In this video, we delve into the implications and draw intriguing conclusions from its exceptional conservation across species.
Tausonite's Unit Cell: Atoms & Formula Explained
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Unpack the intricacies of solid-state chemistry, focusing on the unit cell structure of tausonite. Discover its empirical formula, atomic arrangement, and the unique coordination patterns of titanium and strontium with oxygen atoms.







