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Calorimetry

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Internal Energy	22 mins	0 completed	Learn
Calorimetry	39 mins	0 completed	Learn
Thermochemical Equation	6 mins	0 completed	Learn Summary
Hess's Law	17 mins	0 completed	Learn
Enthalpy of Formation	13 mins	0 completed	Learn Summary
End of Chapter 6 Problems	52 mins	0 completed	Learn

Additional Practice
Units of Energy
Endothermic & Exothermic Reactions

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Enthalpy

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Next SectionThermochemical Equation

Solution: 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(

Problem

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

Calculate the energy needed for this temperature change.

Calorimetry

Solution: 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(

Problem

Practice Problems

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