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Question 7 of 10

How much energy is required to melt 2 kg of aluminum? Use the table below
and this equation: Q- mLfusion
Substance
Latent Heat
Fusion
(melting)
(kJ/kg)
Melting
Point
(°C)
Latent Heat
Vaporization
(boiling) (kJ/kg)
Boiling
Point
("C)
Aluminum
400
660
1100
2450
Copper
207
1083
4730
2566
Gold
628
1063
1720
2808
Helium
5.2
-270
21
-269
Lead
245
327
871
1751
Mercury
11.4
-39
295
357
Water
335
0
2258
100
A. 2200 kJ
B. 800 kJ
C. 1600 kJ
D. 1100 kJ

Question 7 of 10 How much energy is required to melt 2 kg of aluminum? Use the table-example-1

2 Answers

2 votes

Answer:

800 kJ

Step-by-step explanation:

User Kyle Wild
by
3.0k points
2 votes

Answer:

NO 2200! 800 proprobably

Step-by-step explanation:

just did wrong

User Rowno
by
4.1k points