"Ward's Science"

Freshwater. Colonial; polygonal cells. Basic culture solution.

Characterized by green plastids and cell walls composed of cellulose.

Students discover the relationship among gas volume, temperature, and pressure.

Hydra are tiny animals closely related to jellyfish. They can be carnivorous as well as photosyntheic due to their symbiotic relationship with green algae Zoochlorellae.

CAS Number: 77-92-9
Density: 1.665 g/mL
Freezing Point: 153 °C
Solubility: Water, Alcohol and Ether
Synonyms: Propane Tricarboxylic Acid
Shelf Life: 12 Mouths

Freshwater. Filamentous. Homothallic strain. Basic culture solution.

Characterized by green plastids and cell walls composed of cellulose.

CAS Number: 10213-79-3
Formula Weight: 212.03
Formula: Na₂SiO₃·5H₂O
Density (g/mL): 1.81
Freezing Point (°C): 72.2
Synonyms: Disodium Trioxosilicate Pentahydrate
Shelf Life (months): 36
Storage: White

CAS Number: 10025-77-1
Formula Weight: 270.30
Formula: FeCl3·6H2O
Hazard Info: Irritant, Corrosive
Freezing Point (°C): 37
Solubility: Water and Common Organic Solvents
Synonyms: Ferric Chloride Hexahydrate, Iron(III) Chloride 6-Hydrate
Shelf Life (months): 12
Storage: White

CAS Number: 7631-99-4
Formula Weight: 84.99
Formula: NaNO3
Hazard Info: Oxidizer, Explosive, Toxic
Density (g/mL): 2.261
Freezing Point (°C): 307
Solubility: Water and Alcohol
Synonyms: Nitrate of Soda, Chile Saltpeter
Shelf Life (months): 36
Storage: Yellow

CAS Number: 7758-02-3
Formula Weight: 119.01
Formula: KBr
Density (g/mL): 2.749
Boiling Point (°C): 1435
Freezing Point (°C): 760
Solubility: Water and Alcohol
Shelf Life (months): 12
Storage: Green

Liquid-Liquid Extraction.

Loading Buffer, Loading Dye

Synonyms: Malachite Green HCl
Shelf Life (months): 36
Storage: Green

CAS Number: 5970-45-6
Formula Weight: 219.50
Formula: Zn(C₂H₃O₂)₂·2H₂O
Hazard Info: Irritant
Density (g/mL): 1.74
Solubility: Water and Alcohol
Shelf Life (months): 36
Storage: Green

CAS Number: 7440-55-3
Formula Weight: 69.72
Formula: Ga
Density (g/mL): 5.904
Boiling Point (°C): 2403
Freezing Point (°C): 29.78
Solubility: Acids
Shelf Life (months): 36
Storage: White

CAS Number: 7681-55-2
Formula Weight: 197.90
Formula: NaIO3
Density (g/mL): 4.277
Solubility: Water, Acetone
Synonyms: Iodic Acid Sodium Salt
Shelf Life (months): 12
Storage: Yellow

CAS Number: 7440-69-9
Formula Weight: 208.98
Formula: Bi
Hazard Info: Flammable (dust), Irritant
Density (g/mL): 9.8
Boiling Point (°C): 1562
Freezing Point (°C): 272
Solubility: Nitric Acid and Hydrochloric Acid
Synonyms: Bismuth Metal Lumps
Shelf Life (months): 36
Storage: Green