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November 22, 2014

Homework Help: Chemistry

Posted by Tom on Monday, October 8, 2007 at 8:43pm.

Atom-Particle that cannont be divided in half becasue it is in its smallest form.
Reactants-Substances that exist before the reaction begins.
Endothermic Reaction-take in, or absorb heat energy.
Exothermic Reaction- Release Heat energy
Inhibitor-makes a reaction slower.
Rate of Reaction- tells you how fast a reaction occurs.
Enzymes-large protien molecules
Chemistry- Science that deals with properties of substances and sifferent elemenatary forms of matter.
Chemical Reaction- process that produces chemical change.
Synthetic Elements- Made in labratories and nuclear plants or reactors.

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