Unit 1: Chemistry of Life Vocab

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A neutral, or uncharged molecule that has an asymmetric internal distribution of charge, leading to partially positive and partially negative regions

• Polar Molecule

• Cohesion

• Adhesion

• Density

The attraction of molecules for other molecules of the same kind

• Cohesion

• Adhesion

• Polar Molecule

• Density

The attraction of molecules for other molecules of a different kind

• Adhesion

• Cohesion

• Density

The mass per unit volume of a substance

• Density

• Polar Molecule

• Adhesion

• Heat of Vaporization

The amount of heat needed to raise the temperature of one gram of a substance by one degree Celsius

• Specific heat capacity

• Heat of vaporization

The amount of energy needed to change one gram of a liquid substance to a gas at constant temperature

• Heat of vaporization

• Specific heat capacity

that which occupies space and possesses rest mass, especially as distinct from energy

• Matter

• Elements

• Atoms

• Electrons

 part or aspect of something abstract, especially one that is essential or characteristic

• Elements

• Atom

• Proton

• Matter