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OpenStudy (anonymous):
The molar heat of fusion of gold is 12.550 kJ mol–1. At its melting point, how much mass of melted gold must solidify to release 235.0 kJ of energy?
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OpenStudy (alphadxg):
energy=m*ΔH(fusion) Got that so far?
OpenStudy (aaronq):
since the units of the enthalpy of fusion are in "per mol", you need to first use moles, then convert to mass.
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