chemistry crossword

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Across
  1. 5. change ,when paper is being shredded its going through this type of change
  2. 7. if there were know BLANKS today the world would crash as the base of most objects are BLANKS
  3. 8. ,the blank of gold is 196.9657 u
  4. 9. substance , A blank is an object for that contains multiples of the same atoms ex water as all molecules are h20 molecules
  5. 10. , considered a BLANK as it can be made into thin layers like coins
  6. 13. , the gas hydrogen can be BLANK when ignited
  7. 15. , overtime with weather a steel chain will start to rust because of a process called BLANK
Down
  1. 1. BLANK is the depth of the atoms in a substance
  2. 2. change ,when making a fire Wood undergoes this type of change
  3. 3. a swirl from mcdonalds is a BLANK as it can be reversed and separated
  4. 4. the BLANK of silver is 10.49 g/cm3
  5. 6. property, when measuring the temperature of water you are looking for any BLANK
  6. 9. property, when cutting down wood we see BLANK
  7. 11. , there are more than 350000 of these combinations in the world thy contain pure substances like sugar water contains (C12,H22,O11) it is a pure BLANK
  8. 12. when you mix sodium chloride and water the remaining chemicals are BLANK
  9. 14. ,when lightning hits a copper rod the copper rod is know as a BLANK of lightning