5 Written Questions

1. turns blue in iodine
2. no reaction in iodine or HCl, bright white powder, is soluble and kinda clumps in water.
3. is soluble, and fizz's in HCl
4. does nothing in HCl, but clears the iodine
5. does nothing, but hardens water.

4 Multiple Choice Questions

1. fizz's in everything
   1. alka - seltzer
   2. baking soda
   3. salt
   4. yeast
2. is soluble but does nothing in iodine or HCl, is kinda glossy
   1. sand
   2. sugar
   3. flour
   4. salt
3. fizz's in HCl, duller than sugar but still granular
   1. yeast
   2. salt
   3. sugar
   4. sand
4. turns black in iodine
   1. flour
   2. sugar
   3. yeast
   4. salt

4 True/False Questions

1. gelatin → big balls

   True        False

2. yeast → fizz's in HCl, duller than sugar but still granular

   True        False

3. sand → fizz's in HCl, duller than sugar but still granular

   True        False

4. Calcium Carbonate → paint color in iodine, fizzes in HCl

   True        False