Pad 8:17 PM * 71% Experiment 10 - Prelab - Solubility and Thermodynamics: Attemp

Question

Pad 8:17 PM * 71% Experiment 10 - Prelab - Solubility and Thermodynamics: Attempt 1 Question Completion Status: 3.00000 points Save Answer UESTION 1 Which of the following is favorable for a process to occur from a thermodynamics point of view? (Choose all that are correct) Increasing enthalpy Decreasing enthalpy Increasing entropy Decreasing entropy Increasing Decreasing Gibbs free energy Gibbs free energy 3.00000 points Save Answer UESTION 2 In this experiment, several unsaturated potassium nitrate solutions will be prepared. How will each of these be turned into a saturated solution? O adding potassium nitrate slowly until all of it dissolves changing the temperature changing the amount of water in the solution changing the solubility of potassium nitrate Click Save and Submit to save and submit. Click Save All Answers to save all answers Save All Answers Close Window Save and Submit

Explanation / Answer

Ans 1

A process will occur from a thermodynamic point of view when the process is spontaneous.

At all temperatures

G < 0

Decreasing Gibbs free energy

H < 0

Decreasing enthalpy

S > 0

Increasing entropy

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