A 12.4 g sample of P4 (molar mass= 123.9g/mol) and 64.0 g sampleof O2 (molar mass = 32.0 g/mol) are placed in a 2.0 L container andthe reaction is allowed to reach equilibrium at a giventemperature. At equilibrium, the mass of O2 is 56.9 g. Calculatethe equilibrium constant for the reaction: P4(s) + 5O2(g) ?P4O10(s) Kc =?

a. 0.056
b. 0.031
c. 0.90
d. 1.8
e. 17.8

Answer rating: 100% (QA)

Answer Solution Since K1 the voltage relations derived in will be used a 40 b ... View the full answer