"Ward's Science"

Learn the different types of elements on the periodic table!

CAS Number: Mixture
Formula: Mixture
Density: Approximately 1 g/mL
Boiling Point: Approximately 100°C
Freezing Point: Approximately 0°C
Synonyms: Isotonic Saline Solution
Shelf Life: 24 Months

Learn about polymer chemistry polymer properties like cross-linking and super-absorbance.

How does a glow stick work?

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Freshwater. Unicellular; pennate, with bilateral symmetry. Basic culture solution.

Characterized by shells (tests) made of silica, in two parts.

Show How Energy is Produced.

The Tube of Toothpaste Demo takes the decomposition of hydrogen peroxide to a new level by adding soap and food coloring.

How do scientists identify an unknown solution?

Meets AP Science Practices 1, 2, 4, 5, 6, and 7

Drosophila melanogaster, the common fruit fly, is widely used in genetic studies because they express a number of mutations such as eye, wing, and body mutations.

CAS Number: Mixture
Boiling Point: Decomposes
Synonyms: Bacterial Amylase 50,000 BAU/g, Alpha-Amylase
Shelf Life: 36 Months
Storage: Green

Found in seawater and marine animals. Young cultures luminescent.

Running Buffer, Tris-Glycine-SDS Buffer

CAS Number: 9000-70-8
Formula Weight: Mixture
Formula: Natural Product
Density (g/mL): >1.0
Boiling Point (°C): Decomposes
Freezing Point (°C): Decomposes
Solubility: Hot Water
Shelf Life (months): 36
Storage: Green

CAS Number: 329-65-7
Formula Weight: 183.2
Formula: C₉H₁₃NO₃
Hazard Info: Toxic (if ingested)
Freezing Point (°C): 197
Solubility: Water and Alcohol
Synonyms: Racepinfrine, DL-Epinephrine, DL-Adrenaline
Shelf Life (months): 12
Storage: Blue