Science 7 and 8 Crossword
                                                         
                                                         
                                                         
                                                         
                                                         
                                                         
                                                         
                                                         
                                                         
                                                         
                                                         
                                                         
                                                         
                                                         
                                                         
                                                         
                                                         
                                                         
                                                         
                                                         
                                                         
                                                         
                                                         
                                                         
                                                         
                                                         
                                                         
                                                         
 
 
Down: 1) measure of hydronium ion concentration in solution3) produces hydronium ions4) electrons transferred from one reactant to another6) ionic compound seperates into ions as it dissolves7) releases energy10) breaking into small peices that spread throughout water12) reaction in which conversion of reactants into products and vice versa happen simultaneously16) one element takes place of another18) new substances formed as result of change21) substance resistant to large changes in pH24) numbers that appear before the formulas25) compound breaks down into simple substances27) substance in which solute dissolves28) max. amount of solute that dissolves in given amount of solvent29) substances whose particles are dissolved in a solution35) produces hydroxide ions Across: 2) contains as much solute as solvent can hold at given temp.5) absorbs energy8) representation of chemical reaction reactants and products expressed as formulas9) mass of one mole of a substance11) substances that undergo change13) substance that changes color in presence of an acid or base14) neutral molecules gain or lose electrons15) substance that ionizes into ions when dissolves in water17) rate at which reactants change into products over time19) holds less than max amount of solute in solvent20) number of moles of a solute dissolved per liter of solution22) reaction between acid and base23) amount of substance contains 6.02 x 1023 atoms molecules or ions of substance26) two or more substances react to form single substance28) contains more solute than can normally hold30) positive ions and negative ions combine to produce salt31) forward and reverse paths of change take place at same time32) substance reacts rapidly with oxygen33) energy stored in chemical bonds of substance34) two different compounds exchange positive ions and form 2 new compounds36) substance that affects reaction rate w/out being used in reaction37) amount of solute dissolved in specific amount of solution
 

 

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