Using the Following Thermochemical Data:
2Cr(s)+ 6HF(g) $\to$ 0 2CrF₃(s)+ 3H₂(g)

question 5

Multiple Choice

Using the following thermochemical data:
2Cr(s) + 6HF(g) $\to$ 0 2CrF₃(s) + 3H₂(g) $\quad$$\Delta$ H° = -691.4 kJ/mol
2Cr(s) + 6HCl(g) $\to$ 2CrCl₃(s) + 3H₂(g) $\quad$$\Delta$ H° = -559.2 kJ/mol
Calculate $\Delta$ H° for the following reaction:
CrF₃(s) + 3HCl(g) $\to$ CrCl₃(s) + 3HF(g)

• A)-1250.6 kJ/mol
• B)132.2 kJ/mol
• C)66.1 kJ/mol
• D)264.4 kJ/mol
• E)-625.3 kJ/mol

Explain the phenomenon of learned helplessness and its psychological impact.

Understand the concepts of operant learning principles, reinforcement, and punishment.

Evaluate the effectiveness of the current prison system with regard to behavioral psychology principles.

Suggest alternative approaches to punishment and rehabilitation in the prison system.

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