Ineed it by tonight
4. ms. ann decides she wants to have dry ice to have a smoky effect for her birthday party. ms. ann visits the local dry ice distributor to talk to him about how to obtain, store, and use dry ice safely.
(a) the distributor tells ms. ann that dry ice is not like regular ice. the temperature of dry ice can be anywhere between –109.3of and –78.5of. what is the range of temperature of dry ice? show your work.
(b) the distributor also tells ms. ann that they use a special freezer to store the dry ice. dry ice is usually stored at –99of. the average household freezer can only be set to –18of at the lowest setting. how many times colder is the special freezer than an average household freezer? show your work.