Powders Flashcards
all basic information about powders
Which powders fizz in HCl?
Alka-Seltzer, Baking Soda, and Calcium Carbonate
Which powder fizzes in all liquids?
Alka-Seltzer
Which powders have a basic pH?
Baking Soda, Calcium Carbonate, and Sodium Acetate
Which powders cannot be included in a mixture?
Vitamin C, Sodium Acetate, and Yeast
Which powders turn black in iodine?
Flour and Cornstarch
If you don’t know what a powder is, which should you choose?
Sodium Acetate
Which powders are good conductors of electricity?
Salt, Sodium Acetate, Vitamin C, Baking Soda, and Calcium Carbonate
Which powders have irregular grains?
Vitamin C, sand, sodium acetate, and sugar
Which powder turns clear in iodine?
Vitamin C
Which powder swells in water?
Gelatin
Which powder has a gray color to it?
Gypsum
What is another name for gypsum?
Plaster of Paris
Which powders do not have a chemical formula?
Yeast and Gelatin
Which powder has cubed grains?
Salt
Which powder has an acidic pH?
Vitamin C