[2] (a) Consider the reaction of methane, CH4, burning in the presence of oxygen at constant…

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[2] (a) Consider the reaction of methane, CH4, burning in the presence of oxygen at constant…

[2] (a) Consider the reaction of methane, CH4, burning in the presence of oxygen at constant pressure. Given the following equation, how much heat could be obtained by the combustion of 15.0 grams methane (CH4)? (Supporting information: C = 12, H = 1,0 – 16) (CSLO 3, Application) Marks CH (8) + 20 (8)4C0,4g)+ 2H 2017), NH” = -890.3 k! [2] (b) A sample of sulfur dioxide occupies a volume of 652 mL at 40° C and 720 mm Hg. What volume will the sulfur dioxide occupy at 0° C and 760 mm of Hg? (CSLO 3, Application) Marks = 1 (3) (a) Why is a Chemistry considered a Science for the Twenty-First Century? (CSLO 1, Comprehension) Marks = 1 [3] (b) What does the electrolyte and non-electrolyte describe? (CSLO 1, Comprehension) Marks = 1 [4] (a) Describe the effect of pressure and temperature on the rate of a chemical reaction? (CSLO 2, Comprehension) Marks = 1 [4](b) Describe the chemical equilibrium constant (Key) when a mixture of H2 and N2 is allowed to react in presence of Fe catalyst? (CSLO 2, Comprehension) Marks = 1 [5] (a) Describe the neutralization and displacement reactions with suitable example? (CSLO 1, Comprehension) Marks = 1 [5] (b) Discuss the acid-base reactions with two examples? (CSLO 2, Comprehension) Marks = 1
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