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Science 7 6-1/2

Science 7 6-1

QuestionAnswer
physical change observed without changing the substance into another substance
chemical change ability to change into another substance
reactant substances at beginning (left side of equation)
product new substances (right side of equation)
precipitate solid that forms from solution during chemical reaction
endothermic reaction energy absorbed
exothermic reaction energy released
coefficient number in front of chemical equation, tells you how many atoms/molecules there are
synthesis put together, make more complex substance
decomposition break down into simpler products
replacement two elements in different compounds trade places
Created by: jmeager