Science 5

This bingo card has a free space and 24 words: synthesis, decomposition and reaction., is a number placed in front of a chemical formula in a equation., fire is a result of_____ a rapid between oxygen and a substance called fuel, when the reaction is complete you have different materials called the ____ of a reaction., a material used to decrease the rate of reaction is called an _____, uses symbols to show the reactants and the products of a reaction, a chemical reaction is a change in energy, a material that increases the rate of reaction by lowering the activation energy, a material that releases energy when it burns, when two or more subtances combine to make more complex substance, the process is called____, When one element replaces another in a compound, or when two elements in a different compound takes place, breaks down compounds into a simpler product., is a shorter easier way to show chemical reactions using symbols instead of words., can control the rate of reaction b changing factors such as concentration temperature and surface and by using substances called catalysts and inhibitors, a solid that forms from solution during a chemical reaction., the materials you have at the beginning, shows the ratio of the atoms of different elements in a formula., a change in energy a kind of reaction which absorbs energy, during a chemical reaction matter is not created or destroyed, is the amount of one material in a given amount of another material., a reaction that releases energy in the form of heat., the minimum amount of energy needed to start a chemical reaction, the clues that a chemical reaction has taken place . and the reaction between sulfur trioxide and water is called _____.

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