General Science Classes

gensci1

gensci2

Mystery White Powders Data Table

Powder
Appearance
Solubility
in Water

Color w/
UI sol

Solubility
in NaOH

In HCl
Dissolve /Fizz

Vinegar
(Fizzing?)

Iodine
Blue?

Heat Test
Appearance

Name of Substance
Your Name
1
white, fine.

Fine powder, which is
white

soft, fine

thick fine powder
yes.

Yes
didn't change.

Redish pink


light pink

no color
yes.


Yes, milky

yes.

Yes
yes, but didn't dissolve or fizz.

Dissolved

dissolved

dissolved
no.

no


no

no fizzing
not blue. yellow and thick.

no

no

No
yellow-brown, bubbled, stunk.

Gray

turned light gray

bubbles, smells, brown
magnesium sulfate (epsom salts)

Boric Acid

Boric acid

Potassium Bitartrate
Jesse, Rachel, Ciera


Athule,Ashley,Allie,and Wynter

Peyton and raquel
Cory and Kole
2
coarse


grainy
white
N


y
N/A


n
Y


n
Fizzing


n
Fizzing


n
N


n
Brown, smells


brown and smelly



sucrose
Sean, Aaron, Joey


bry rachel and allysa
3
graint, course

coarse


chunky and thin
yes


yes

y
light pink


green

blue green



yes

y

no reaction

dissolved

fizz

fizzing

no

fizz
no

no

n
turned light brown


brown

n
magnesium sulfate


sodium bicarbonate

peyton and raquel

Sean, Aaron, Joey

bry rachel and allysa
4
white , very fine.


Soft, Loose

Fine powder, smooth
yes.


no

Yes
blue- green.


n/a

Green
yes.


no

Yes
no.


no

Fizzing
no, settles to bottom.


no

Fizzing
no, kinda brown.


no

No
darkended.


turns gray

No Reaction
sodium bicarbonate. (baking soda.)

Calcium Sulfate

Sodium bicarbonate


Jesse, rachel, ciera.


Mercedes & Deja

Ashley, Allie, Athule,
Winter
5
coarse

Coarse

fine powder
yes

yes

yes
purple

purple

purple
yes

yes

yes
fizz

fizzes

fizzes
fizz

bubbles and fizzes

bubbles, fizzes
no reaction

no reaction

no reaction
little bit of popping

no reaction

no reaction
Sodium Carbonate

Sodium Carbonate

sodium carbonate
Kelsey, Darren, Shawn

Cory and Kole

Mas, Travis, Abbie
6
coarse


grainy

yes

yes

blue

green

yes

yes

dissolve

yes
no reaction


no reaction
no reaction


no
smells like marshmallows


brown, burnt , smells like marshmallows
Sucrose (sugar)


Sugar
Kelsey, Darren, Shawn


Mercedes & Deja
7

big chunks, course, crystal ish

chunky and rocky

crystal, soft



y

yes

green

red orange

red-orange
no


y

yes
no reaction


y

yes
no


n

no reaction

no

n

no reaction
bubbled and melted


clear grey

clear gray
?

boric acid

boric acid
peyton and raquel


bry rachel and allysa

Mas, Travis, and Abbie
8
loose, soft

fine


no

yes

n/a


blue/green
no


yes
fizzes


fizzed
bubbling


no reaction
no


no reaction
stay the same

calcium carbonate (chalk)

Mercedes & deja


Sean, Aaron, Joey
9
off white, not as fine, clumpy.

soft, light, fine
no.

no.
n/a.

green
no. sticks to bottom.

no
no.

no
no.

no reaction
brown. purplish.

turns grayish purple
burnt, bubbled, smelled really bad.

smells like burnt popcorn
corn starch.

corn starch
jesse, rachel, ciera.

Kelsey, Darren, Shawn
10
Fine,white

Thin, fine powder

powder
no

yes

yes
n\a

blue green

green
Yes

yes

no
Yes

fizzes

yes
Yes

bubbles and fizzes

no reaction
No

no reaction

no reaction
No reaction

no reaction

yellow-brown
Potassium bitartrate

Sodium Bicarbonate

magnesium
sulfate
Athule,Ashley,Allie and Wynter
Cory and Kole

Abbie, Mas, Travis