Casio CFX-9850GB PLUS - Melting Point of P-Dichlorobenzene; Simple Pendulum; Measurement of Ph with Colorimetric Density Meter

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2-12 Melting Point of p-dichloroben-
zene
Description : Determines the melting point of p-
dichlorobenzene.
Probe : Te mperature Probe
File Name : MELTPNT
2-13 Simple Pendulum
Description : Produces a sine wave based on
the movement of a simple
pendulum.
Probe : Voltage Probe
File Name : PENDULUM
2-14 Measurement of pH with Colo-
rimetric Density Meter
Description : Measures the acidity of rainwater.
Probe : Light Probe
File Name : PHMEASUR
Weight
Piano wire
To voltage probes
Black (G, –)
Blue (+)
Red (+5 to 10V)
Variable resistor
(Type A, 10k Ω)
Stand
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500ml brown beaker
Opening for test tube
Light probe
Upper and lower
test tube openings
Made of three film cases
LED
Temperature
probe
Test tube
Paradichlorobenzene
Water
Beaker
Alcohol lamp