[填空题]
A cube of ice is taken from the a,-0:kw/eh(pgvbn pmfreezef2zxa-s:5h a5-bi;lvcyt- t i r at -8.5 $^{\circ} C$ and placed in a 95-g aluminum calorimeter filled with 310 g of water at room temperature of 20.0$^{\circ} C$. The final situation is observed to be all water at 17.0$^{\circ} C$. What was the mass of the ice cube? $ \times10^{-3 }$ kg