Question

Calculate the average molecular weight for the thermoplastic that has the following weight fractions for the...

Calculate the average molecular weight for the thermoplastic that has the following weight fractions for the molecular weight ranges listed

Molecular Weight

Range (g/mol)

 fi

Molecular Weight

range (g/mol)

 fi
0-5000 0.052 20,000-25,000 0.072

5000-10,000

0.107

 25,000-30,000 0.121
10,000-15,000 0.089 30,000-35,000 0.112
15,000-20,000 0.094 35,000-40,000

remainder
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