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Natural gas burns in air to form carbon dioxide and water, releasing heat. CH,(8) + 0,(8) - CO-(g) + H;O(g) AHxn = -802.3 kJ What minimum mass of CH, is required to heat 55 g of water by 25 °C? (Assume 100% heating efficiency.) b) 2.25 x 10°g a) 0.115 g c) 115 g d) 8.70 g

Natural gas burns in air to form carbon dioxide and water, releasing heat. CH,(8) + 0,(8) - CO-(g) + H;O(g) AHxn = -802.3 kJ What minimum mass of CH, is required to heat 55 g of water by 25 °C? (Assume 100% heating efficiency.) b) 2.25 x 10°g a) 0.115 g c) 115 g d) 8.70 g

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Natural gas burns in air to form carbon dioxide and water, releasing heat. CH,(8) + 0,(8) - CO-(g) + H;O(g) AHxn = -802.3 kJ What minimum mass of CH, is required to heat 55 g of water by 25 °C? (Assume 100% heating efficiency.) b) 2.25 x 10°g a) 0.115 g c) 115 g d) 8.70 g
Transcribed Image Text:Natural gas burns in air to form carbon dioxide and water, releasing heat. CH,(8) + 0,(8) - CO-(g) + H;O(g) AHxn = -802.3 kJ What minimum mass of CH, is required to heat 55 g of water by 25 °C? (Assume 100% heating efficiency.) b) 2.25 x 10°g a) 0.115 g c) 115 g d) 8.70 g
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