Key word literacy revision

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Across
  1. 1. the error caused by a faulty piece of equipment
  2. 4. the error caused by not controlling variables in an investigation
  3. 5. this was the main component from which crude oil formed
  4. 8. this solution is made from calcium hydroxide
  5. 9. method of making fractions more useful
  6. 10. the substance which releases H+ ions
  7. 11. unsaturated hydrocarbon
  8. 13. this is the phase the paper is in chromatography
  9. 15. the largest minus smallest number in a set of results
  10. 16. when the rate of forwards reaction equals the backwards reaction
Down
  1. 2. a result which does not fit the pattern or trend in result
  2. 3. method of separating crude oil
  3. 6. molecule containing hydrogen and carbon only
  4. 7. 2 or more of the same atom bonded together
  5. 12. a mixture with components in specific quantities designed for a specific use
  6. 14. mass divided by volume