IGCSE Chemistry 0620/21/O/N/21 Q1
1. Decane has a freezing point of –30 °C and a boiling point of 174 °C.
A small sample of decane is placed in an open beaker in an oven at a temperature of 120 °C and at atmospheric pressure for 24 hours.
What happens to the sample of decane?
A It boils.
B It evaporates.
C It melts.
D It sublimes.