Physics problem:A person eats a container of strawberry yogurt. The Nutritional Facts label states that it con?

A person eats a container of strawberry yogurt. The Nutritional Facts label states that it contains 279 Calories (1 Calorie = 4186 J). What mass of perspiration would one have to lose to get rid of this energy? At body temperature, the latent heat of vaporization of water is 2.42 x 106 J/kg.