Note Entries
Density Calculations
Master the fundamental relationship between mass, volume, and density with comprehensive examples and step-by-step calculations.
- Learn the core density formula: D = m ÷ V
- Calculate mass when given density and volume
- Find volume when given mass and density
- Work with different units (g/cm³, g/mL, kg/m³)
- Solve real-world density problems
- Understand density as a material property
Featured Examples:
• Copper Bar: 9 g/cm³
• Pure Water: 1 g/mL
• Ice Cube: 0.92 g/cm³
• Silver Metal: 10.5 g/cm³
Atomic Structure
Explore the fundamental building blocks of matter, from atoms and isotopes to the evolution of atomic models from Dalton to Bohr.
- Understand atoms as the smallest unit of elements
- Learn about isotopes and their properties
- Study Dalton's foundational atomic theory
- Explore Thomson's plum pudding model
- Discover Rutherford's nuclear model
- Understand Bohr's planetary model
Key Topics:
• Atoms & Elements
• Isotopes
• Atomic Models
• Model Evolution