"Note+Boards"

Meets AP Science Practices 3 and 6

CAS Number: Mixture
Formula: Mixture
Density: 0.794 g/mL
Boiling and Freezing Point: 78°C, -114°C
Solubility: Miscible with Water and Organic Solvents
Synonyms: Denatured Alcohol, Ethyl Alcohol Anhydrous, Ethanol
Shelf Life: 36 Months

CAS Number: 5144-89-8
Formula Weight: 198.22
Formula: C₁₂H₈N₂.H₂O
Hazard Info: Toxic
Freezing Point (°C): 98-100
Solubility: Water and Alcohol
Synonyms: o-Phenanthroline
Shelf Life (months): 36
Storage: Blue

CAS Number: 7783-28-0
Formula Weight: 132.06
Formula: (NH₄)₂HPO₄
Density (g/mL): 1.619
Solubility: Water
Synonyms: Diammonium Phosphate, Diammonium Hydrogen Phosphate
Shelf Life (months): 36
Storage: Green

CAS Number: 7446-20-0
Formula Weight: 287.54
Formula: ZnSO₄·7H₂O
Hazard Info: Irritant
Density (g/mL): 1.97
Freezing Point (°C): 100
Solubility: Water
Shelf Life (months): 12
Storage: Green

CAS Number: 1317-65-3
Formula Weight: 100.09
Formula: CaCO₃
Density (g/mL): 2.85
Synonyms: Calcium Carbonate, Marble Chips, Marble Rocks, Limestone Chips
Shelf Life (months): Indefinite
Storage: Green

CAS Number: 10101-41-4
Formula Weight: 172.10
Formula: CaSO₄·2H₂O
Density (g/mL): 2.32
Freezing Point (°C): 128
Solubility: Water
Synonyms: Calcium Sulfate 2-Hydrate
Shelf Life (months): 36
Storage: Green

CAS Number: Mixture
Formula Weight: Mixture
Formula: Mixture
Hazard Info: Caustic, Corrosive
Density (g/mL): Approximately 1.1
Boiling Point (°C): Approximately 100
Freezing Point (°C): Approximately 0
Synonyms: Fehling's Alkaline Tartrate Solution
Shelf Life (months): 36
Storage: White

CAS Number: 1309-60-0
Formula Weight: 239.19
Formula: PbO2
Hazard Info: Toxic, Oxidizer
Density (g/mL): 9.2
Solubility: Acetic Acid
Synonyms: Lead Dioxide, Lead Peroxide
Shelf Life (months): 36
Storage: Yellow

CAS Number: 64-75-5
Formula Weight: 480.90
Formula: C₂₂H₂₄N₂O₈HCl
Density (g/mL): 0.72
Freezing Point (°C): 220-223
Solubility: Water
Synonyms: Tetracycline HCl
Shelf Life (months): 36
Storage: Green

CAS Number: 7727-73-3
Formula Weight: 322.19
Formula: Na₂SO₄·10H₂O
Density (g/mL): 1.46
Freezing Point (°C): 32.4
Solubility: Water
Synonyms: Glauber's Salt
Shelf Life (months): 36
Storage: Green

CAS Number: 21908-53-2
Formula Weight: 216.59
Formula: HgO
Hazard Info: Toxic, Irritant
Density (g/mL): 11.1
Freezing Point (°C): 500
Solubility: Dilute Hydrochloric Acid and Nitric Acid
Synonyms: Mercuric Oxide, Red
Shelf Life (months): 36
Storage: Blue

CAS Number: 79-09-4
Formula Weight: 74.08
Formula: CH3CH2COOH
Hazard Info: Flammable, Corrosive
Density (g/mL): 0.9950
Boiling Point (°C): 140.8
Freezing Point (°C): -20.7
Solubility: Water, Alcohol, and Chloroform
Synonyms: Propanoic Acid
Shelf Life (months): 36
Storage: White

CAS Number: 7681-38-1
Formula Weight: 120.06
Formula: NaHSO4
Hazard Info: Irritant
Density (g/mL): 2.435
Freezing Point (°C): 177
Solubility: Water
Synonyms: Sodium Acid Sulfate, Sodium Hydrogen Sulfate
Shelf Life (months): 36
Storage: White

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