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Posted: **Mon May 16, 2022 12:52 pm**

: 5 A Sample Of Coal Was Found To Have The Following Composition C 76 H 4 2 0 11 1 N 4 2 Ash 4 5 1 (25.09 KiB) Viewed 58 times

5 A sample of coal was found to have the following % composition C = 76%, H = 4.2%, 0 = 11.1%, N = 4.2%, & ash = 4.5%. (1) Calculate the minimum amount of air necessary for complete combustion of 1 kg of coal. (2) Also calculate the HCV & LCV of the coal sample.