US$ 129.00
For yes/no
5 inches producing 50-60 dots per second via a vibrating striker
Center-of-gravity kit demonstrating how objects balance at their center of mass
Adjustable hardwood ramp track with a 30 by 120cm running surface and a run-off section
HS-PS1-4Disciplinary Core Ideas
0.1% Aqueous Bromothymol Blue Indicator Solution, 500mL Material_PMP For yes/noPre dissolved 0. 1% aqueous bromothymol blue solution in a 500mL bottle, the ready to use indicator for acid base titrations transitioning from yellow under pH 6 to blue above pH 7. 6.
US$ 129.00
US$ 199.00
US$ 149.40
US$ 250.00