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SAT® Subject Test in Chemistry

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Moderate

Low Molecular Weight and High Melting Point

SATCHM-1PGTNM

Which term best describes why a low molecular weight compound could have an unusually high melting point, high boiling point and low vapor pressure?

A

Dipole-dipole attraction

B

Hydrogen bonding

C

van der Waals forces

D

London forces (dispersion)

E

Covalent bonding