Dry ice is solid carbon dioxide, CO2. It is a pure substance, a chemical compound. It sublimes at room temperature goinf from solid to gas without turning into a liquid.
Yes
It is a mixture of the two.
compound
Dry ice is homogenous. Dry ice is made up of cooled carbon dioxide and that is why it is a pure and homogenous gas.
compound
compound
dry ice is simply solid carbon dioxide, which is a compound
Caeser Salad
Calcium - element - solid water - compound - liquid dry ice (carbon dioxide) - compound - solid milk - mixture - liquid soil - mixture - solid soap - mixture - solid/ liquid
I've never actually heard this term used. I suppose it might mean either dry ice or a mixture of dry ice and acetone (or dry ice and diethyl ether), dry ice being somewhat easier for most people to obtain than liquid nitrogen.
CO2 or dry ice
The strip of clothing you should use for the dry ice bubble must be 100% cotton