The total energy of an isolated system increases when it is internally heated or cooled.
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Q11: The heat involved when 150.0 g of
Q12: A chemical equation that includes an enthalpy
Q13: A chemical reaction that has a positive
Q14: Enthalpy change refers to the pressure of
Q15: An isolated system is a system that
Q17: Hess's law states that when chemical equations
Q18: The work performed by a gas is
Q19: Given the thermochemical equation.
2C(s) + 2O2(g) →
Q20: One calorie is equal to 4.184 kJ.
Q21: _ is the transfer of energy from
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