A 3.00-liter flask initially contains 3.00 mol of gas A and 1.50 mol of gas B. Gas A decomposes according to the following reaction:3A  2B + CThe equilibrium concentration of gas C is 0.115 mol/L. Determine the equilibrium concentration of gas A.  a 0.730 M  b 0.115 M  c 0.655 M  d 0.885 M  e 0.345 M

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