Stasiann Crossword
                                          
                                          
                                          
                                          
                                          
                                          
                                          
                                          
                                          
                                          
                                          
                                          
                                          
                                          
                                          
                                          
                                          
                                          
                                          
                                          
                                          
                                          
                                          
                                          
                                          
                                          
                                          
                                          
 
 
Down: 2) a characteristic of a oure substance that describes its ability to change into anothe substance.4) a one or teo letter representtation of an element. the first letter is always captital the rest are lower case.6) the ability to do work power joule. types electrical mechanical chemical thermal or nuclear8) reactant bonds are broken the atoms are rearranged,new bonds form creating new and different properties.10) two or more different elements chemically combined in a set ratio.11) a new chemical compound produced by a chemical reaction.13) starting substance or substances in a chemical reaction.14) chemical equation that has the same number and kind of atom in the reactants and the products; total mass stays the same15) to release energy in the form of heat, gives off heat. Across: 1) the number pplaced in front of a formula to make a balanced equation.3) a substance made up of a single kind of atom.5) chemically combining an acid and base producing salt water.7) a short way to show a chemical reaction using symbols.9) a molecule of two atoms of the same or different elements. 8 pure diatomic molecules.12) characteristic of a pure substance that can be observed without changing into another substance.15) absorbtion of energy in the form of heat. pulls in heat.16) a combination of symbols that represents the elements in a compound and their proportions.17) solid liquid or gas.18) minimum amount of energy needed to start a chemical reaction19) the number and kind of atoms in a chemical reaction in the reactants is equal to the products no matter hoe they are arranged.20) rearrangement of reactant atoms forming products with new and different properties.
 

 

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