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Calculate the standard enthalpy change for the complete combustion of methane gas (CH4(g)) at constant pressure, given the balanced equation: CH4(g) + 2O2(g) → CO2(g) + 2H2O(l). The standard enthalpies of formation of CO2(g), H2O(l), and CH4(g) are -393.5 kJ/mol, -285.8 kJ/mol, and -74.8 kJ/mol, respectively.
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Feb 3
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Chemical thermodynamics
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What is the balanced chemical equation for the reaction between iron(III) chloride and potassium hydroxide to produce iron(III) hydroxide and potassium chloride?
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Jan 21
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Inorganic Chemistry
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What are the conditions that need to be in place for the contact hypothesis to work?
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Jan 20
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Psychology
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What is behavioural ecologist?
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Jan 14
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Psychology
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What is the importance of biology in psychology?
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Jan 13
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Psychology
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32
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What is the DSM?
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Jan 13
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Psychology
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68
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Where do streams often start?
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Jan 8
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Science
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31
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Silk and cotton are examples of what type of fibers?
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Dec 31, 2024
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Science
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13
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Compared to thoracic and lumbar types, the cervical type of what structures carry the least amount of body weight?
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Dec 30, 2024
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Science
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34
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"direct" and "alternating" are two kinds of what, which is associated with electricity?
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Dec 27, 2024
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Science
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