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In the Presence of Excess Oxygen,methane Gas Burns in a Constant-Pressure

question 140

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In the presence of excess oxygen,methane gas burns in a constant-pressure system to yield carbon dioxide and water: In the presence of excess oxygen,methane gas burns in a constant-pressure system to yield carbon dioxide and water: (g) + (g) → (g) + O(l) ΔH = -890.0 kJ Calculate the value of q (kJ) in this exothermic reaction when 1.70 g of methane is combusted at constant pressure. A) -94.6 kJ B) 0.0306 kJ C) -0.0106 kJ D) 32.7 kJ E) -9.46 × 10<sup>4</sup> kJ (g) + In the presence of excess oxygen,methane gas burns in a constant-pressure system to yield carbon dioxide and water: (g) + (g) → (g) + O(l) ΔH = -890.0 kJ Calculate the value of q (kJ) in this exothermic reaction when 1.70 g of methane is combusted at constant pressure. A) -94.6 kJ B) 0.0306 kJ C) -0.0106 kJ D) 32.7 kJ E) -9.46 × 10<sup>4</sup> kJ (g) → In the presence of excess oxygen,methane gas burns in a constant-pressure system to yield carbon dioxide and water: (g) + (g) → (g) + O(l) ΔH = -890.0 kJ Calculate the value of q (kJ) in this exothermic reaction when 1.70 g of methane is combusted at constant pressure. A) -94.6 kJ B) 0.0306 kJ C) -0.0106 kJ D) 32.7 kJ E) -9.46 × 10<sup>4</sup> kJ (g) + In the presence of excess oxygen,methane gas burns in a constant-pressure system to yield carbon dioxide and water: (g) + (g) → (g) + O(l) ΔH = -890.0 kJ Calculate the value of q (kJ) in this exothermic reaction when 1.70 g of methane is combusted at constant pressure. A) -94.6 kJ B) 0.0306 kJ C) -0.0106 kJ D) 32.7 kJ E) -9.46 × 10<sup>4</sup> kJ O(l) ΔH = -890.0 kJ Calculate the value of q (kJ) in this exothermic reaction when 1.70 g of methane is combusted at constant pressure.

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