Multiple Choice
Which of the following pairs of reactants will result in a spontaneous redox reaction at 25°C?
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19. Chemical Thermodynamics
Spontaneous vs Nonspontaneous Reactions
Back19. Chemical Thermodynamics
Spontaneous vs Nonspontaneous Reactions
- Multiple ChoiceWhich of the following pairs of reactants will result in a spontaneous redox reaction at 25°C?184views
- Multiple ChoiceThe following reaction is spontaneous at room temperature: C3H8(g) + 5O2(g) → 3CO2(g) + 4H2O(g). Which of the following is true about the enthalpy (ΔH) and entropy (ΔS) changes for this reaction?196views
- Multiple ChoiceThe process of iron being oxidized to make iron(III) oxide (rust) is spontaneous. Which of these statements about this process is true?175views
- Multiple ChoiceThe reaction between carbon tetrachloride (CCl4) and water (H2O) to form carbon dioxide (CO2) and hydrogen chloride (HCl) has a ΔG° value of -232 kJ/mole, indicating it is thermodynamically favored. However, when you mix carbon tetrachloride with water, what occurs?244views
- Multiple ChoiceWe do not observe the diamond converting to graphite under normal conditions. Which of the following is the correct explanation?155views
- Multiple ChoiceWe do not observe the diamond converting to graphite under normal conditions. Which of the following is the correct explanation?127views
- Multiple ChoiceWhat can be said about an endothermic reaction with a negative entropy change in terms of spontaneity?186views
- Multiple ChoiceWhich of the following processes is spontaneous?256views
- Multiple ChoiceWhich of the following statements is true regarding spontaneous reactions?152views
- Multiple ChoiceWhich of the following processes is spontaneous?201views
- Multiple ChoiceWhich of the following statements is true regarding the relationship between spontaneity and reaction rate?138views
- Multiple ChoiceAt what temperature does a reaction become spontaneous at standard conditions if only the Gibbs free energy change (ΔG) is known?187views