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ACT Chemistry

TermDefinition
Basic Sugar Molecule Structure C6H12O6
Fats made up of C (Carbon), H (Hydrogen), and O (Oxygen); have nearly twice the number of H as C as sugar and a very small number of O; much bigger in size than sugar
Proteins composed of amino acids, made based on the original DNA sequence; all contain C, H, O and N (Nitrogen)
Nucleic Acids biomolecules; made up of three parts: a 5-carbon sugar, a phosphate group, and a nitrogenous base; made up of P (Phosphorus) and N in addition to C, H, and O (examples: DNA and RNA)
Freezing Point of Water in Celcius 0 Degrees
Boiling Point of Water in Celcius 100 Degrees
pH Scale a measure of how acidic or basic a substance is; formally measures the activity of hydrogen ions in a substance or solution, it is typically approximated as the concentration of hydrogen ions
Acidic pH below 7
Basic pH above 7
Neutral pH of 7
Mass of a Molecule the sum of the mass of its atoms
Protons positive charge
Neutron neutral charge
Electron negative charge
Like Charges repel each other
Opposite Charges attract each other
Below Freezing Point a material will be in solid form
Just Above Freezing Point a material will be in liquid form
Above Freezing Point liquid becomes gas (is vaporized)
Gas generally less dense than liquids
Liquid generally less dense than solids
Created by: rcooke
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