Answer:
D.) 2,200 kJ
Step-by-step explanation:
To find the energy needed to vaporize aluminum, you need to multiply the given mass (2 kg) by the latent heat of vaporization conversion (via table). You know your answer is correct if the units cancel out.
2 kg aluminum 1,100 kJ
------------------------- x ------------------------ = 2,200 kJ
1 kg aluminum
**I apologize if there was another way using the equation **