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Mystery Powder????

Published on Nov 20, 2015

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PRESENTATION OUTLINE

1.

MYSTERY POWDER???

A LAB SUMMARY BY JOEANNA EMERSON
Photo by Valerie Everett
2.

WHAT IS THE POWDER????

BY USING RUSULTS FROM MY LAB I FOUND OUT THE POWDER IS BAKING SODA
Photo by TPapi
3.

TEXTURE

  • Corn starch: smooth
  • Salt: crystals and rough
  • Powdered sugar: smooth
  • Baking soda: smooth, yet grainy
  • Mystery: smooth yet grainy
Photo by Ellenvd
4.

MIX WITH WATER

  • Corn starch: milky and dark white
  • Salt: some dissolving
  • Powder sugar: dissolved
  • Baking soda: stays to bottom and sticks together
  • Mystery: stays to bottom and sticks together
Photo by decafinata
5.

MIX WITH VINEGAR

  • Corn starch: milky & smooth
  • Salt: nothing really
  • Powder sugar: almost all the way dissolved
  • Baking soda: a lot of fizz
  • Mystery: a lot of fizz
Photo by Joe Shlabotnik
6.

MIX WITH IODINE

  • Corn starch: almost black
  • Salt: thick and grainy
  • Powder sugar: brown and dissolved
  • Baking sugar: fizzy
  • Mystery: fizzy
Photo by fdecomite
7.

FLAMIBILITY

  • Corn starch: burned
  • Salt: little brown
  • Powder sugar: melting
  • Baking soda: browning
  • Mystery: browning
Photo by Sunciti _ Sundaram's Images + Messages
8.

COMPRESSION

  • Corn starch: packed together alot
  • Salt: stayed the same
  • Powder sugar: some pieces together
  • Baking soda: stay the same with some little chunks
  • Mystery: stay the same with some little chunks
Photo by fdecomite
9.

My tests helped prove that the powder is baking soda because the mystery powder and baking soda have all of the same results for all of the tests.

Joeanna Emerson