puzzle

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Across
  1. 2. It is type of mixture in which the composition is uniform thought the mixture example salt water
  2. 5. It is everything that takes up spaces
  3. 7. It is a type of matter that if we do condensation, it will be liquid
  4. 8. It is a matter that have two or more elements chemically combined together
  5. 11. It is an elements that is in periodic table and chemical formula is B
  6. 12. It is an elements that is in periodic table and it is Alkali metal. Formula is K
Down
  1. 1. It is a matter that have two or more substances mixed together physically
  2. 3. It is a matter that cannot be broken down into simpler form
  3. 4. smallest part of an element that can exist
  4. 6. If we do this, liquid will turn to gas by heat
  5. 9. It means two oxygen atoms bonded together(diatomic oxygen)
  6. 10. It is a matter that has definite size and shape