The adult burns 2.0*103 Cal per day. An adult eats food whose nutritional energy totals approximately 2.2*103 Cal per day. Discuss how much excess nutritional energy, in kilojoules, does the adult consume per day? If 1lb of fat is stored by the body for each 14.6*103kilojoules of excess nutritional energy consumed, explain how long will it take this person to gain 1 lb.