15.0g of a substance at -60.0oC is heated to 0oC. Calculate the heat, in calories, gained by the substance.

(boiling point -50.0oC,

freezing point -84oC,

heat of fusion 7.7cal/g,

heat of vaporization 30.0 cal/g ,

specific heat(solid) 0.50cal/goC ,

specific heat (liquid) 0.70cal/goC,

specific heat (gas) 0.80cal/goC,

(you may not need to use all this information)