Consider the following data. 2 CaO(s) 2 Ca(s) + O2(g) H = +1270.2 kJ CO2(g) C(s) + O2(g) H = +393.5 kJ CaO(s) + CO2(g) CaCO3(s) H = -178.3 kJ Use Hess's law to calculate H for the reaction below. 2 CaCO3(s) 2 C(s) + 2 Ca(s) + 3 O2(g) H = kJ
Consider the following data. 2 CaO(s) 2 Ca(s) + O2(g) H = +1270.2 kJ CO2(g) C(s) + O2(g) H = +393.5 kJ CaO(s) + CO2(g) CaCO3(s) H = -178.3 kJ Use Hess's law to calculate H for the reaction below. 2 CaCO3(s) 2 C(s) + 2 Ca(s) + 3 O2(g) H = kJ
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Chapter6: Thermochemisty
Section: Chapter Questions
Problem 6.146QP: Given the following (hypothetical) thermochemical equations:...
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Consider the following data.
2 CaO(s) 2 Ca(s) + O2(g) | H = +1270.2 kJ | |
CO2(g) C(s) + O2(g) | H = +393.5 kJ | |
CaO(s) + CO2(g) CaCO3(s) | H = -178.3 kJ |
Use Hess's law to calculate H for the reaction below.
2 CaCO3(s) 2 C(s) + 2 Ca(s) + 3 O2(g)
H = kJ
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