Algebra.Com's Answer #812819 by ikleyn(52943)![\"\"](\"/images/stars/stars-13.gif\")  
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document.write( "Equal amounts of heat are added to equal masses of aluminum and iron at the same Initial temperature.
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document.write( "Which metal will have the higher final temperature and how much greater will that temperature change be
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document.write( "than the temperature change of the other metal
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document.write( "To get the correct answer, read the solution by @Boreal and then turn it inside out.\r
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document.write( " EXPLANATION\r
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document.write( "The specific heat of aluminum is  = 0.902 J/(g°C).\r\n" );
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document.write( "The specific heat of iron is  = 0.450 J/(g*°C).\r\n" );
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document.write( " (see this web-site https://cpanhd.sitehost.iu.edu/C101webnotes/matter-and-energy/specificheat.html )\r\n" );
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document.write( "It means that you need 0.902 joules of heat to increase the temperature of one gram of aluminum by 1 °C,\r\n" );
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document.write( "and you need 0.450 joules of heat to increase the temperature of one gram of iron by 1 °C.\r\n" );
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document.write( " The basic formula is Q = S*m*dT,\r\n" );
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document.write( "where Q is the amount of heat (energy); S is the specific heat per gram of mass, m is the mass in grams; \r\n" );
document.write( "dT is increase (the change) of the temperature.\r\n" );
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document.write( "In this problem, we are given the same amount of heat energy (let say, 1 joule);\r\n" );
document.write( "the same mass of two materials (let say, 1 gram);\r\n" );
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document.write( "so we have \r\n" );
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document.write( " dT =  =  = 1.109 °C for aluminum,\r\n" );
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document.write( " and\r\n" );
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document.write( " dT =  =  = 2.222 °C for iron.\r\n" );
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document.write( "So, the ANSWER is: of the two materials, aluminum and iron, the iron will have more high temperature \r\n" );
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document.write( "and the temperature change of IRON will be MORE THAN TWICE the temperature change of aluminum.\r\n" );
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document.write( "One more time : the answer and the explanations in the post by @Boreal BOTH are incorrect.\r
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document.write( "The real and actual response of materials is OPPOSED to what @Boreal writes in his post.\r
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