The Heat of Solution of Ammonium Nitrate Is 26

question 88

Multiple Choice

The heat of solution of ammonium nitrate is 26.2 kJ/mol. If a 5.368 g sample of NH₄NO₃ is added to 40.0 mL of water in a calorimeter at 23.5°C, what is the minimum temperature reached by the solution? (The specific heat of water = 4.18 J/g·°C; the heat capacity of the calorimeter = 650.J/°C.)

• A)14.3°C
• B)20.8°C
• C)-7.7°C
• D)25.6°C
• E)21.4°C

Describe the effects of entry and exit on market equilibrium and firm profitability in competitive price-searcher markets.

Identify the implications of product differentiation in competitive price-searcher markets.

Understand the relationship between price, average cost, and marginal cost in the long-run equilibrium of competitive price-searcher markets.

Analyze the impact of low barriers to entry on market structure and firm profits.

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