50 g ice at 0°C is added to 300 g liquid of c = 2.65 Jg⁻¹°C⁻¹ at 30°C. What will be the final temperature of the mixture when all the ice has melted?
(a) 12.5°C
(b) 15.0°C
(c) 17.5°C
(d) 20.0°C