46.) A zinc sacrificial anode would be effective at protecting all of the following metals, EXCEPT...
47.) Which answer best describes the strongest intermolecular force that can exist between two long chain polymer molecules of polyethylene?
When the temperature of a polymer sample is below it's glass transition temperature (Tg)
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46.) A zinc sacrificial anode would be effective at protecting all of the following metals, EXCEPT......
The following figure describes the cooling process of polyethylene (PE). Determine whether the following statements are true or false. Liquid Rubbery State Specific Volume Glassy State Temperature Tg Tg (a) The cooling rate of 2 is faster than the cooling rate of 1. True ()? or False ()? (b) The solid PE created by the process 1 has a higher density than the solid PE created by 2. True ()? or False ? (c) The solid PE created by the...
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Pre-Laboratory Exercise: Plastics Identification I. List four properties that you will use in lab to determine the identity of the polymer samples 2. Describe the density test. What observation will help you determine the density of each polymer? What precautions should be taken in placing the sample in the solutions? 3. Write the name and abbreviation for the six recyclable polymers 2 huetn deisity polyetayene.HDpz poulene: PP 4. Given the list of wavenumber...