Hot Chocolate 15 Classic Cocoa Recipes Click Americana
A cup of hot chocolate with a temperature of 40°C is placed inside a refrigerator at 5°C An identical cup of hot chocolate at 90°C is placed on a table in a room at 25°C A third identicalA cup of hot chocolate has temperature 80°C in a room kept at °C After half an hour the hot chocolate cools to 60°C (a) What is the temperature of the chocolate after another half hour?