Determine whether the chemical reaction is exothermic or endothermic, and determine the mass of iodine monoflouride produced if 902.2 kJ of heat is…

Determine whether the chemical reaction is exothermic or endothermic, and determine the mass of iodine monoflouride produced if 902.2 kJ of heat is evolved.
Reaction :
IF7+I2 —-> IF5+IF Delta H=-89Kj