For the reaction 2 A(g)⇌B(g)+2 C(g), a reaction vessel initially contains only A at a pressure of PA=225 mmHg. At equilibrium, PA=55 mmHg. Calculate the value of Kp. (Assume no changes in volume or temperature.)

One of the few xenon compounds that form is cesium xenon heptafluoride (csxef7). how many moles of csxef7 can be produced from the reaction of 13.0 mol cesium fluoride with 12.5 mol xenon hexafluoride? csf(s) + xef6(s) csxef7(s)

What is the atomic mass of an atom that has 6 protons, 6 neutrons, and 6 electrons? a) 6 b) 8 c) + 1 d) 12 e) 18

If the molar mass of the compound is 96.69 g/mol, what is the molecular formula of the compound?