2 NH3 (g) + 3 O2 (g) + 2 CH4 (g) → 2 HCN (g) + 6 H2O (g)

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Enter a mass or volume in one of the boxes below. Upon hitting submit, the stoichiometric equivalents will be calculated for the remaining reactants and products. All gases are assumed to be at STP.

NH3            Mass: g  or Gas Volume: L
O2             Mass: g  or Gas Volume: L
CH4            Mass: g  or Gas Volume: L
HCN            Mass: g  or Gas Volume: L
H2O            Mass: g  or Gas Volume: L


Ebbing, Darrell D. General Chemistry 3rd ed.; Houghton Mifflin Company: Boston, MA, 1990; pp 136, 222.
Zumdahl, Steven and Zumdahl, Susan A. Chemistry 9th ed.; Brooks/Cole: Belmont, CA, 2014; p 133.

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