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Data given for the following reaction is as follows:

C(graphite)​+FeO(s)​⟶Fe(s)​+CO(g)​ The minimum spontaneous is (g) to (kJ mol⁻¹): -266.3 −110.5
Temperature in K at (integer answer): 57/5.7​+19 The value of ΔS (J K⁻¹): 57/5.7​
a. -266.3, 19, 57​/5.7
b. -110.5, 19, 57​/5.7
c. -266.3, -110.5, 19
d. -266.3, -110.5, 57​/5.7

1 Answer

3 votes

Final answer:

The problem set involves chemistry, specifically thermodynamics and exothermic reactions, and requires the calculation of heat produced in a precipitation reaction.

Step-by-step explanation:

The question involves understanding exothermic reactions and the calculation of heat produced during a chemical reaction, which is a fundamental concept in chemistry. When considering the reaction where NaCl(aq) and AgNO3(aq) are mixed, resulting in the formation of AgCl and a temperature increase, it suggests an exothermic process where heat is released.

The specific data about enthalpy changes, entropies, and Gibbs free energy changes provided in the problem set all relate to thermodynamics, a key topic in high school and college-level chemistry. To calculate how much heat is produced by the precipitation reaction mentioned, you would typically need to apply the formula q = mc∆T (where q is the heat energy, m is the mass of the solution, c is the specific heat capacity, and ∆T is the change in temperature). However, since specific heats or masses are not provided, the answer could involve making assumptions based on standard enthalpy changes or the specific heat capacity of water.

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