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10. For the reaction A+bB+CdD+eE, the following data were obtained: The orders for each reactant, A, B, and C, are, respectively, A) 1,2,0 B) 2,2,1. C) 0,1,1. D) 1,2,1. E) 1,1,1. 11. If is the density of a gas, M its relative molecular mass, R the gas constant, T the temperature, and P its pressure, which of the following expressions represents the density of a gas? A) RTPM B) PTRM C) TRMP D) PRTM E) PMRT 12. Calcium nitrate will react with ammonium chloride at slightly elevated temperatures, as represented in the equation Ca(NO3)2(s)+2NH4Cl(s)2N2O(g)+CaCl2(s)+4H2O(g) What is the maximum volume of N2O at STP that could be produced using a 7.00-mol sample of each reactant? A) 0.006L B) 1911L C) 22.4L D) 314L E) 157L