General Chemistry

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748
Across
  1. 3. whether the substance undergoes combustion or not.
  2. 7. has the symbol c and a numerical value of 10^-2
  3. 9. Separation/ the process of separating elemental metals from other particles in the mixture.
  4. 11. mixture/ is a solid/ liquid/ or gaseous mixture that has the same proportions of its components throughout any given sample.
  5. 12. has the symbol M and a numerical Value of 10^6
  6. 13. has no definite shape and no definite volume.
  7. 14. has the symbol μ and a numerical value of 10^-6
  8. 17. Elements react with each other to form ___.
  9. 19. is the amount of substance and uses the symbol mol
  10. 21. how many significant figures does 143 have?
  11. 24. process of separating heterogeneous mixtures by allowing the solid particles to settle at the bottom first.
  12. 25. is a measure of the amount of space that a substance or an object takes up.
  13. 27. has a definite shape and a definite volume.
  14. 31. Figures/ the digits in any measurement that are known with certainty with an additional one digit which is uncertain.
  15. 33. has a definite volume but has no definite shape.
  16. 34. Physical Property/ also named extrinsic property (depends on size and amount).
  17. 35. is a heterogeneous mixture that contains solid particles sufficiently large for sedimentation.
  18. 37. occurs when gas is converted to solid.
  19. 42. property/ the ability of a substance to react with other substances.
  20. 43. Substance/ a matter that has a definite composition and distinct properties.
  21. 44. the process of converting liquid into gas.
  22. 46. Chloride/ formed when sodium(Na) atom reacts with chlorin (C) atom.
  23. 47. is a mixture in which one substance of microscopically dispersed insoluble.
  24. 48. also a process of separating heterogeneous mixtures by spinning using centrifugal force.
Down
  1. 1. occurs when solid is converted to gas by the addition of heat.
  2. 2. anything that has mass and occupies space.
  3. 4. is the study of the chemical substances and vital processes occurring in live organisms.
  4. 5. has the symbol p and a numerical value of 10^-12
  5. 6. is the consistency of a result.
  6. 8. determined when a certain quantitative value is relatively close to the "true" value.
  7. 10. a method of separating complex mixtures/ an example is paper chromatography and such.
  8. 15. Physical Property/ also called intrinsic property (does not depend on the size or amount of sample).
  9. 16. Chemistry/ is the science of obtaining/ processing/ and communicating information about the composition and structure of matter.
  10. 18. has the symbol k and a numerical value of 10^3
  11. 19. is a measure of the amount of matter in an object.
  12. 20. has the symbol G and a numerical value of 10^9
  13. 22. mixture/ is a solid/ liquid/ or gaseous mixture that has the same proportions of its components throughout any given sample.
  14. 23. how many significant figures does 1.234x10^-9 have?
  15. 24. has the symbol d and a numerical value of 0.1
  16. 26. are composed of two or more substances combined physically in variable proportions.
  17. 28. how many significant figure(s) does 0.000002 have?
  18. 29. how many significant figures does 10101 have?
  19. 30. is the simplest form of matter composed by only one atom.
  20. 32. has the symbol n and a numerical value of 10^-9
  21. 36. has the symbol m and a numerical value of 10^-3
  22. 38. property/ can be measured and observed changing the composition of the substance.
  23. 39. is a process on extricating mixtures that have two substances with different melting points.
  24. 40. Notation/ the process of simplifying very large or very small numbers.
  25. 41. has the symbol T and a numerical value of 10^12
  26. 45. Chemistry/ the branch of chemistry concerned with the application of the techniques and theories of physics to the study of chemical systems.