Answer:
B. 29.76°C
Step-by-step explanation:
The melting point of each parts will be 29.76°C.
Melting point is the temperature at which a substance changes state from solid to liquid.
This quantity is an intensive property of matter and it does not depend on the quantity of matter therein.
- All given mass of gallium will melt at 29.76°C
- With the mass present and the heat supplied, it can take different time but once the temperature of 29.76°C is attained, gallium will begin to melt.