Science Crime Busters
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Science Crime Busters Science Crime Busters
description
Science Crime Busters. Cloudy/odor. Bubbles. FLOW CHART. NaCl, NaHCO 3 , CaSO 4 , CaCO 3 , NaC 2 H 3 O 2 , sugar, sand, Vitamin C (ascorbic acid), cornstarch, flour, yeast, gelatin, Alka Seltzer. Water. Swells. Insoluble. Soluble. . . . Go On. Go On. Gelatin. Alka Seltzer. Yeast. - PowerPoint PPT Presentation
Transcript of Science Crime Busters
Science Crime BustersScience Crime Busters
FLOW CHART
Water
Soluble Insoluble Bubbles Cloudy/odor
NaCl, NaHCO3, CaSO4, CaCO3, NaC2H3O2, sugar, sand, Vitamin C (ascorbic acid), cornstarch, flour, yeast, gelatin, Alka Seltzer
Swells
Go On Go On
Gelatin Alka Seltzer
Yeast
Gelatin
Go Back
Go Back
Alka Seltzer
Yeast
Go Back
KI3
Observe Color Before Adding KI3, or Observe Mixture Dissolution
Insoluble
NothingDeep Blue
Add Vinegar (Acid)
Bubbles No BubblesOff White Pure White
Brown/Tan/ Yellowish
Flour Corn Starch Limestone Plaster of
Paris
Sand
Go On
Go On
Go Back
Flour Cornstarch
Go On
Flour Cornstarch
Go Back
Go Back
No Bubbles Bubbles
CaSO4 CaCO3
pH paper
Soluble/ Clear Solution
Base Neutral
Add Vinegar (acid)
Bubbles No Bubbles
Acid
Observe Crystals
CubicHexagonal
Sugar SaltBicarbonate
of soda
Sodium Acetate
Vitamin C
Vitamin C
Go On
Go On
Go Back
Sodium Acetate Sodium Bicarbonate
Go Back
Sugar
Go On
Sodium Chloride
Go On
Appearance
Metals
Yellow-orangeSilvery Gray or
BlackSilvery or Gray
Silvery or Gray
CuMagnet
None None None Attraction
FeHCl
bubbles none none
Zn
Use density test or tin more malleable than aluminum
Jack CairnsJack Cairns
DirectorDirector
Delaware Science Resource Delaware Science Resource CenterCenter
Co-DirectorCo-Director
Science OlympiadScience Olympiad
[email protected]@aol.com
