The gasification of carbon with steam takes place in a combustion chamber in which the water apor (A) diffuse in inert nitrogen (N) to the carbon surface, assuming instantons reaction at The carbon surface and both CO (B) and H2 () are produced at the carbon surface solid) + H2O ==> CO + H2 the initial concertation of water in the mixture is 0.15. then the bulk flow flux of H20 is given Point) 0.3 NA -0.25 (NA) -0.45 NA 03 NA