What are insulated foam cups most likely made out of? polyethylene polystyrene nylon thread vulcanized rubber
2 answers:
Answer:b
Explanation:I d the
Answer is: polystyrene.
Expanded polystyrene is used to manufacture foam cups.
Polystyrene production is several million tonnes per year.
Polystyrene is a synthetic aromatic hydrocarbon polymer made from the monomer styrene.
Styrene (ethenylbenzene) is an organic compound with the chemical formula C₆H₅CH=CH₂. It is a colorless oily liquid.
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They are eaten by Tertiary consumers
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The concentration of NaOH is 25.00% by mass, it means that 25.00% of the mass of the solution is of NaOH. Hence:
The answer would be B. remains constant.