Laboratory Grade Sodium Bicarbonate, 500g Physics_Mechanics letting instructors tailor voltage to

letting instructors tailor voltage to light sources and experiment-specific requirements

Twelve-inch friction rod machined half from ebonite and half from brass

Neoprene Bunsen burner hose sized to fit 8-10 mm gas-inlet connectors

sized to read single-cell and small-battery-pack voltages without scale-overshoot risk

one fitted with an exploder piston for impulse experiments

Laboratory Grade Sodium Bicarbonate, 500g Physics_Mechanics letting instructors tailor voltage toUsed as a pH neutralizer and buffering agent in acid base reactions, this 500g bottle of laboratory grade sodium bicarbonate also serves as a CO2 source for endothermic reaction demos.