An 297.0 mL mug of hot chocolate at 100 °C is mixed with a 91 g spoon at 20 °C. Explain what is the final temperature of the beverage as well as spoon system? Presume no energy is lost from the system. Presume hot chocolate has the same heat capacity of water 4.18 J/gK as well as a density of 1.08 g/mL and the spoon has a heat capacity of 0.46 J/gK.