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chemistry

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Butene H2C=CH-CH2-CH3 can be reacted to form isotactic polybutene (PB).

(a) Would you expect isotactic polybutene to melt at a higher or lower temperature than atactic polybutene of the same molecular weight?
Higher T
Lower T

(b) Is isotatic polybutene a thermoplastic or thermoset?
Thermoplastic
Thermoset


(c) What is the value of the degree of polymerization n of isotactic PB with a molecular weight of 3.091×105 g/mol?

  • chemistry -

    (a) Higher T
    (b) Thermoplastic
    (c) 5520

  • chemistry -

    Thank you

  • chemistry -

    all answers are correct
    qwerty is the man

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