Chemistry

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Across
  1. 3. System What majority of the world uses for unit of measurements.
  2. 5. To give off energy or substance.
  3. 6. Electrons Amount of electrons in the outermost circle in an element.
  4. 8. Determines how many valence electrons an element has on a periodic table.
  5. 9. One of the forms of physical, often used in day to day items. Can be touched.
  6. 11. A positive charge in a nucleus.
  7. 14. A positive or negative on a atom or compound.
  8. 17. Number 6.023 x 10^23
  9. 20. Analysis A way to go back and forth between different units of measure.
  10. 21. Something made up of several substances or atoms. Often liquid.
  11. 25. The negitave charge in an atom.
  12. 26. Elements with the same number of protons but different number of neutrons.
  13. 28. One of the three forms of physical, lakes, rivers and drinks are often made of it.
  14. 29. Of Mass Mass can't be created or destoryed.
  15. 30. Has the noble gas family and can't be seen with the naked eye.
  16. 32. Mass Unit Unit of mass used to measure how heavy atoms are.
  17. 34. The differnet forms that molecular structures can have. (Linear, Bent, and ect.)
  18. 35. Theory 3 main parts, orintation, speed, and they collide.
Down
  1. 1. Area The amount of area that is facng the outside world.
  2. 2. Mass The total weight of a compound or an element.
  3. 4. Energy that is used in magents, aberivated as EM.
  4. 7. A substance gets taken in by another.
  5. 9. Used to determine amount of atoms, grams or moles in a chemical reaction.
  6. 10. One of the three forms of physical, often not visable to the naked eye.
  7. 12. Something you can touch. Often atoms, liquid, solids.
  8. 13. Takes up majority of the periodic table. They are often found in computers.
  9. 15. Ratio Used in stoichiometry when going mole to mole.
  10. 16. The substance that is created from adding solute and solvent together.
  11. 18. Properties Phyiscal properties are changed by the concentration of particles.
  12. 19. A way to group different elements on the periodic table.
  13. 22. Ratio of moles in a solution. This uses liters as a base.
  14. 23. How much concentraction there is.
  15. 24. Difference sides of the PH scale.
  16. 27. What brings two differnet atoms together, making them a compound.
  17. 31. Has a neutral charge in an atom.
  18. 33. Speeds up the reaction rates in a chemical reaction.