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← ScienceWhich change decreases tension when stretching elastomer chains?
A)Increased van der Waals forces✓
B)Chain alignment along stress
C)Reduced covalent bond angles
D)Enhanced hydrogen bond crosslinking
💡 Explanation
Tension decreases through enhanced material intermolecular adhesion, and *increased van der Waals force*, because weaker attraction requires less energy to extend, therefore tension decreases, rather than the others, where chain stiffness resists chain expansion.
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