Equal masses of two different liquids are heated using the same heater. The graph shows how the temperature of each liquid changes with time.
What does the graph tell us about the liquids?
1 )
Liquid 1 has a higher melting point than liquid 2.
Liquid 1 has a higher boiling point than liquid 2.
3 )
Liquid 1 starts to melt sooner than liquid 2.
4 )
Liquid 1 starts to boil sooner than liquid 2.
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