Chemistry, 15.06.2021 20:00 lanaiheart7

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 below
and th

Answers: 3

Show answers

Other questions on the subject: Chemistry

Chemistry, 22.06.2019 06:30, yolo123321

The following reaction shows sodium carbonate reacting with calcium hydroxide. na2co3 + ca(oh)2 → naoh + caco3 how many grams of naoh are produced from 20.0 grams of na2co3? (molar mass of na = 22.989 g/mol, c = 12.01 g/mol, o = 15.999 g/mol, ca = 40.078 g/mol, h = 1.008 g/mol) 12.2 grams 15.1 grams 24.4 grams 30.2 grams

Answers: 2

continue

Chemistry, 22.06.2019 23:10, carmenguabaoql9kv

Afusion reaction takes place between carbon and another element. neutrons are released, and a different element is formed. the different element is a) lighter than helium. b)heavier than helium. c)the same weight as helium. d)dependent on the element that reacted with carbon.

Answers: 3

continue

Chemistry, 23.06.2019 04:00, hailey200127

What is the volume of 2.5 moles of nitrogen gas (n2)at standard temperature and pressure (stp)?

Answers: 1

continue

Chemistry, 23.06.2019 04:00, anonymous1813

Achemical reaction is done in the setup shown , resulting in a change of mass. what will happen if the same reaction is done in a sealed container that is placed on the electronic balance?

Answers: 2

continue

You know the right answer?

Question 7 of 10 How much energy is required to melt 2 kg of aluminum? Use the table below
an...