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Engineering Chemistry: Industrial and Conducting Polymers

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Engineering Chemistry: Industrial and Conducting Polymers

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Questions and Answers

What is blow moulding similar to?

injection moulding

What is entropy a measure of?

disorder

What does the Second Law of Thermodynamics state about entropy in a cyclic irreversible process?

it will either remain same or increase

What is PMMA commonly used as a replacement for?

glass Signup and view all the answers

Why is PMMA difficult to recycle?

it involves a lot of energy and has toxic contents Signup and view all the answers

What is a method of recycling PMMA?

pyrolysis Signup and view all the answers

What is another procedure for recycling PMMA?

depolymerisation Signup and view all the answers

What is the thermal depolymerization of PMMA also known as?

thermolysis Signup and view all the answers

What does the free energy change indicate?

the maximum useful work that can be obtained from a reaction Signup and view all the answers

Why is PMMA not biodegradable?

it doesn't break down Signup and view all the answers