PreparED Study Materials
CHEM 281: Analytical Chemistry
School: Eastern Michigan University
Number of Notes and Study Guides Available: 1
Notes
Videos
Glassware Drying with Acetone: The Science Behind It
Want To Learn More? To watch the entire video and ALL of the videos in the series:
This discussion delves into the use of acetone as a solvent for removing water from laboratory glassware, exploring the science behind its effectiveness and the role of hydrogen bonding in facilitating rapid evaporation.
What are the ground-state electron configurations of Ge, Fe, Zn, Ni, W
Want To Learn More? To watch the entire video and ALL of the videos in the series:
This video provides ground-state electron configurations for various elements, including germanium, iron, zinc, nickel, tungsten, and thallium, based on their atomic numbers.
Balancing Equations: From Lead Sulfide to Ammonia Reactions
Want To Learn More? To watch the entire video and ALL of the videos in the series:
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.
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:
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.
Mastering Unit Conversions: From Light-Years to Feet/sec
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Learn how to convert between various units of measurement, ranging from cosmic distances to everyday lengths. The video takes viewers through the process of translating light-years into miles, yards into centimeters, and incredibly high speeds from cm/s to feet per second. Simplifying complex conversions, this guide offers clarity in the world of physics.
Finding NaOH Molarity: Titration of 0.200L SO?-Derived H?SO? Solution
Want To Learn More? To watch the entire video and ALL of the videos in the series:
Determine the molarity of a NaOH solution through titration with sulfurous acid. Starting with the ideal gas equation we derive the concentration of a 0.200L SO?-derived H?SO? solution. Concluding with a molarity of 1.64 M for NaOH using calculated values.