The reactions C2H6 → C2H4 +H2 C2H6 + H2 → 2CH4 take place in a continuous reactor at steady state. The feed contains 85.0 mole% ethane (C,H6) and the balance inerts (I). The fractional conversion of ethane is o.501, and the fractional yield of ethylene is 0.471. Calculate the molar composition of the product gas and the selectivity of ethylene to methane production.

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Units and Dimensions

Dimensions are the basic concepts of the measurement of quantities. Units are the means of expressing the dimensions. For instance, an area has a dimension of L2 and a unit of m2.