Assertion: hafnium's point | /r/HasProperty | 26.3 kilojoules per kg-atom
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Source sentences:
text: Hafnium is refractory; melting point, 2222° ± 30° C; boiling point, 5400° C. Atomic heat capacity, 26.3 kilojoules per kg-atom · °K (kJ/kg-atom · ° K), or 6.27 cal/(g-atom · deg) (25°-100° C); electrical resistance, 32.4 × 10−8 ohm · m (0° C).