# Problem: Table 5.2Specific Heats of Some Substances at 298 KElementsSubstanceSpecific Heat (J/g K)N2(g)1.04Al(s)0.90Fe(s)0.45Hg(l)0.14CompoundsSubstanceSpecific Heat (J/g K)H2O(l)4.18CH4(g)2.20CO2(g)0.84CaCO3(s)0.82Which substance in Table 5.2 requires the smallest amount of energy to increase the temperature of 50.5 g of that substance by 13 K?Calculate the energy needed for Hg(l) with ΔT = 13 K

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Use the calorimetry equation to find Q:

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Table 5.2

Specific Heats of Some Substances at 298 K
Elements
 Substance Specific Heat (J/g K) N2(g) 1.04 Al(s) 0.90 Fe(s) 0.45 Hg(l) 0.14
Compounds
 Substance Specific Heat (J/g K) H2O(l) 4.18 CH4(g) 2.20 CO2(g) 0.84 CaCO3(s) 0.82

Which substance in Table 5.2 requires the smallest amount of energy to increase the temperature of 50.5 g of that substance by 13 K?

Calculate the energy needed for Hg(l) with ΔT = 13 K

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