1. Acid/Base
Solutions or Mixtures
Neutralization
Definitions
Wastewater Treatment
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2. Acid solutions turn _________ with indicator

3. RED

4. Base solutions turn _______ with indicator.

5. BLUE

6. Acids have a _____ ion that can easily react with other chemicals.

7. H

8. Bases have a ______ ion that can easily react with other chemials.

9. OH

10. When neutralization happens an acid and a base form what two things?

11. Water and a salt

12. Sprite and 7 Up Solution or Mixture?

13. Solution

14. Mud Solution or Mixture?

15. Mixture

16. Tomato juice Solution or Mixture?

17. Mixture

18. Cherry KoolAid Solution or Mixture?

19. Solution

20. Frappucino Solution or Mixture?

21. Mixture

22. A neutral solution turns ________ with indicator.

23. Yellow/green

24. A neutral solution has a pH of about ______

25. 7

26. Draw a picture that shows 1 drop of acid that neutralizes 1 drop of base.

27. OH H +

28. Draw a picture that shows 2 drops of acid that neutralize 1 drop of base.

29. OH OH H H

30. Draw a picture that shows 9 drops of acid that neutralize 3 drops of base.

31. OH OH OH H H H

32. Define “solvent”

33. The liquid in which a substance is dissolved when a solution is formed.

34. The substance that is being dissolved when a solution is formed.

35. solute

36. Define “dissolve”

37. To disperse particles of one substance (the solute) among the particles of a second substance (the solvent) to create a solution.

38. A solid that is produced out of a solution when a reaction occurs so both a solid and a liquid are the products.

39. precipitate

40. The liquid that passes through filter paper.

41. filtrate

42. What would be the best way to treat waste water with undissolved solid pollutants?

43. filtration

44. You accidentally dissolved too much sugar in your lemonade
You accidentally dissolved too much sugar in your lemonade. Can you filter it out? Why or why not?

45. No, because the sugar is dissolved.

46. What process did we use to create the green goo?

47. precipitation

48. List all the methods we learned that might be used to treat waste water. (4)

49. Filtration, precipitation, neutralization, dilution

50. A factory decides to treat acid wastewater with base until it is neutral. Is it now safe to dump into Puget Sound?

51. The chemicals are still present but the pH is now neutral.