The specific heat capacity of water is 4.184 J/gC. To find the heat capacity of 25 grams of water, we can use the formula:Heat capacity = mass specific heat capacityHeat capacity = 25 g 4.184 J/gCHeat capacity = 104.6 J/CSo, the heat capacity of 25 grams of water at 25C is 104.6 J/C.