Myers Crossword
                                                   
                                                   
                                                   
                                                   
                                                   
                                                   
                                                   
                                                   
                                                   
                                                   
                                                   
                                                   
                                                   
                                                   
                                                   
                                                   
                                                   
                                                   
                                                   
                                                   
                                                   
                                                   
                                                   
                                                   
                                                   
                                                   
                                                   
                                                   
 
 
Down: 1) sum of masses of isotopes2) material of the universe3) a material of variable composition that contains two or more substances5) the study of matter and the changes in undergoes6) a bonded collection of two or more atoms of the same or different elements8) a substance that cannot be broken down into any simpler substances by chemical or physical means10) can be observed, but not measured12) instrument used to determine the relative masses of atoms by the definition of their ions in a magnetic field16) a substance with constant composition that can be broken down into elements by chemical processes18) of uniform structure Across: 4) the amount of isotopes a chemical element had naturally found7) deals with numbers exact or near exact9) property that does not change the amount of property11) standard unit used for indicating mass on atom/ molecular scale13) a homogeneous mixture14) an alteration resulting in the formation of one or more new substances that differ in chemical properties and composition15) one or more physical properties altered17) a substance with constant composition19) of dissimilar structure; not uniformly mixed together20) the smallest unit of definable, recognizable matter from which all things are made21) an atom or group of atoms that has a net positive or negative charge22) property that depends on the amount of matter
 

 

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