College / Chemistry

Sunscreens: Conjugation and UV Protection

Students use a UV-Vis spectrometer to observe the absorbance of various suncreens in the UVA and...

College / Chemistry

Analysis of Aspirin Tablets

Students use a UV-Vis spectrometer to determine the mass of acetylsalicylic acid (ASA) in a single aspirin tablet and compare the results to the ASA content...

College / Chemistry

Sugar Concentration through Polarimetry: Biot's Law

Students use a polarimeter and Biot's law to determine the unknown concentration of several sucrose...

College / Chemistry

Kinetics of Sugar Rotation

Students use a polarimeter determine reaction order and rate constant of an acid-catalyzed sucrose hydrolysis reaction and an invertase-catalyzed reaction.

College / Chemistry

Specific Rotation of Sugar

Students use a polarimeter to experimentally determine the specific rotation of the sucrose molecule.

College / Chemistry

Sugar Concentration through Polarimetry

Students use a polarimeter to determine the unknown concentration of a sucrose solution.

High School / Physics

Exploring a Rotating System

Students construct and collect data with an experimental system to determine angular velocity, angular acceleration, applied torque, and the rotational...

High School / Physics

Exploring Physical Pendulums

Students use a meter stick as a physical pendulum to explore the factors that affect the period and the mathematical properties of the physical pendulum...

College / Physics

Heat of Fusion of Ice

This lab investigates the concept of conservation of energy as applied to calorimetry: In a closed system, the sum of all materials that gain (absorb)...

College / Physics

Entropy

This lab investigates the concept of entropy as applied to calorimetry. The relationship between entropy and spontaneous processes is investigated.

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