In the internal combustion engine, a reaction takes place as equation below. Table 1 shows the enthalpy of formation (H1∘) and entropy (S∘) values for the reaction. CH4(g)+2O2( g)⇌CO2( g)+2H2O(g) a) Delermine ΔHn and ΔS∘ for the reaction at 298K. [4 Marks] b) Discuss three (3) applications of thermochemistry in daily life and industries. Please support your finding with figure, table, graph etc. which is suitable or applicable [6 Marks]
A voltaic cell with Fe/Fe24 and Cd/Cd2+ half-cells has the following initial concentration: [Fe2∗]=0.090M;[Cd2]=0.060M. Given; Fe2+(aq)+2e−→Fe(s),En=−0.44VCd2+(aq)+2e−,Cd(s),E0=−0.40V a) Write a balanced equation for above voltaic cell. [2 Marks] b) Write a cell notation. [2 Marks] c) What is the initial E∘ con? [2 Marks] d) What is the initial Eoel? [4 Marks]
In the internal combustion engine, a reaction takes place as equation below. Table 1 shows the enthalpy of formation (H1
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In the internal combustion engine, a reaction takes place as equation below. Table 1 shows the enthalpy of formation (H1
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