"safety"

CAS Number: 13477-34-4
Formula Weight: 236.15
Formula: Ca(NO₃)₂·4H2O
Hazard Info: Flammable, Oxidizer, Explosive
Density (g/mL): 2.36
Boiling Point (°C): Decomposes
Freezing Point (°C): 45
Solubility: Water, Alcohol and Acetone
Synonyms: Calcium Nitrate Tetrahydrate, Nitric Acid Calcium(II) Salt
Shelf Life (months): 12
Storage: Yellow

Meets AP Science Practices 1, 2, 3, 4, 5, and 6

CAS Number: 7705-08-0
Formula Weight: 162.21
Formula: FeCl3
Hazard Info: Irritant, Corrosive, Hygroscopic
Density (g/mL): 2.80-2.90
Boiling Point (°C): 307
Freezing Point (°C): 307
Solubility: Water
Synonyms: Ferric Chloride Anhydrous
Shelf Life (months): 12
Storage: White

CAS Number: 13446-18-9
Formula Weight: 256.41
Formula: Mg(NO₃)₂·6H₂O
Hazard Info: Oxidizer, Flammable, Irritant
Density (g/mL): 1.46
Boiling Point (°C): Decomposes
Freezing Point (°C): 89
Solubility: Water and Alcohol
Synonyms: Magnesium Nitrate Hexahydrate
Shelf Life (months): 36
Storage: Yellow

CAS Number: 5329-14-6
Formula Weight: 97.09
Formula: H₃NO₃S
Hazard Info: Toxic
Density (g/mL): 2.15
Freezing Point (°C): 205
Solubility: Water, Alcohol and Acetone
Synonyms: Sulfamidic Acid, Aminosulfonic acid
Shelf Life (months): 36
Storage: White

CAS Number: 7727-54-0
Formula Weight: 228.20
Formula: (NH₄)₂S₂O₈
Hazard Info: Oxidizer, Reactive
Density (g/mL): 1.92
Solubility: Water
Synonyms: Ammonium Peroxydisulfate, Diammonium Peroxydisulfate
Shelf Life (months): 36
Storage: Yellow

CAS Number: 10124-56-8
Formula Weight: 611.52
Formula: (NaPO₃)₆
Freezing Point (°C): 628
Solubility: Water
Synonyms: Sodium Polyphosphate
Shelf Life (months): 36
Storage: Green

CAS Number: 7664-38-2
Formula Weight: 98.00
Formula: H3PO4
Hazard Info: Corrosive, Toxic, Irritant
Density (g/mL): >1.573
Boiling Point (°C): 135-158
Freezing Point (°C): -17-21
Solubility: Water and Alcohol
Synonyms: ortho-Phosphoric Acid
Shelf Life (months): 36
Storage: White

CAS Number: 112-80-1
Formula Weight: 282.47
Formula: CH3(CH2)7CH:CH(CH2)7COOH
Density (g/mL): 0.895
Boiling Point (°C): 286
Freezing Point (°C): 11-14
Solubility: Organic Solvents, Not Water
Synonyms: Oleinic Acid, Red Oil, cis-9-Octadecanoic Acid
Shelf Life (months): 12
Storage: Green

Demonstrates static electricity's attractive and repulsive forces using a pendulum electroscope.​

Measure grip strength, pinch strength, and muscle fatigue wirelessly with Go Direct® Hand dynamometer.

This cart has been tried and tested in primary classes across the country and the response has been incredible.

A pair of tabs along the top edge of this cardboard receptacle keep the clear 0.038 mm (1.5 mil) thick polyethylene biohazard bag from slipping out of place.

Introduce the Value of Reducing Carbon Footprint.

Natural motion in every part: upper and lower limb, hand, feet, head, shoulder, hip, and spine.

Meets AP Science Practices 4, 5, and 6