Chemistry, 05.07.2019 22:30 FailingstudentXD

Coal fired in a durnace analyzes 16.6% vcm, 16% ash, 61.4% fc, 6% m, 1.2% n and 1.8% s with a calorific value of 26.75 mj/kg. analysis of residue shows 44% ash, 8% vcm, 34% fc and 14% h2o. partial orsar analysis of the stack gas shows 10.77% co2, 1.62% co and 0.8% h2. air supplied is at 27°c, 765 torrs with 80% rh.
a. the %vcm lost in the residue is about
b. the % excess air is about
c. the amount (m3) of air supplied per kg coal is about
d. the %o2 in the dry stack gas is about

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Coal fired in a durnace analyzes 16.6% vcm, 16% ash, 61.4% fc, 6% m, 1.2% n and 1.8% s with a calori...