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Chemistry Scavenger Hunt

Clues & Answers

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  1. An element
    aluminum foil, copper wire, aluminum can, iron name

  2. A heterogeneous mixture
    sand and water, salt and iron filings

  3. A homogenous mixture
    air, sugar solution

  4. A gas-liquid solution
    soda

  5. A malleable substance
    play-doh. modeling clay

  6. A solid-liquid solution
    maybe an amalgam of silver and mercury? tough one - if you think of a decent example let me know

  7. A substance which has a volume of 1 cm3
    standard sugar cube, cut a cube of soap the proper size

  8. An edible example of a physical change
    melting ice cream

  9. An edible example of a chemical change
    seltzer tablet (barely edible), candies that fizz or pop when damp

  10. A pure compound which contains ionic bonds
    salt

  11. A pure compound which contains covalent bonds
    sucrose or table sugar

  12. A mixture that can be separated by filtration
    fruit cocktail in syrup

  13. A mixture that can be separated by some other method than filtration
    salt water - salt and water can be separated using reverse osmosis or an ion exchange column

  14. A substance with a density less than 1g/mL
    oil, ice

  15. A substance with a density more than one
    any metal, glass

  16. A substance which contains a polyatomic ion
    gypsum (SO42-), epsom salts

  17. An acid
    vinegar (dilute acetic acid), solid citric acid

  18. A metal
    iron, aluminum, copper

  19. A non-metal
    sulfur, graphite (carbon)

  20. An inert gas
    helium in a balloon, neon in a glass tube, argon if you have access to a lab

  21. An alkaline earth metal
    calcium, magnesium

  22. Immiscible liquids
    oil and water

  23. A toy which demonstrates a physical change
    a toy steam engine

  24. The result of a chemical change
    ashes

  25. A mole
    18 g of water, 58.5 g of salt, 55.8 g of iron

  26. A substance with tetrahedral geometry
    silicates (sand, quartz), diamond

  27. A base with a pH greater than 9
    baking soda

  28. A polymer
    a piece of plastic

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