Adsorption: Purifying Solutions and Gases
Understand how adsorption helps purify solutions and gases.
Reaction Rate and Catalyst
Test how temperature, concentration, surface area, and catalyst change reaction rate.
All Simulations
Amino Acids and Peptide Bonds: How a Protein Forms
Chemistry and biochemistry of amino acids: peptide bond formation, polypeptide assembly, and the chemical basis of protein structure.
Ammonia Molecule (NH₃): shape, bonds, and polarity
Understand why ammonia has a trigonal pyramidal shape and why NH₃ is polar.