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Chem 2

Energy the capacity to do work
Chemical Energy the energy that matter possesses because of its chemical makeup
Law of Conservation of Mass the products of a chemical reaction have the same mass as the reactants
System a specific portion of matter in a given region of space that has been selected for study during an experiment or observation
Temperature a measure of the average kinetic energy of the particles in a sample of matter
Heat the sum total of kinetic energy of the particles in a sample of matter
Specific Heat the amount of energy required to raise the temp og 1g by 1 degree
Hypothesis a reasonable and testable explanation of observations
Theory a well tested explanation of observations
Scientific Law a description of the natural world that has proven reliable over time
Accuracy the extent to which a measurement approaches the true value of a quantity
Precision the extent to which a series of measurements of the same quantity made in the same way agree with another
Created by: abbyjk



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