¿que cantidad de azúcar se debe agregar a una taza de café para que se sobresature?​

Kc = 0.040 for the system below at 450oc. if a reaction is initiated with 0.40 mole of cl2 and 0.40 mole of pcl3 in a 2.0 liter container, what is the equilibrium concentration of cl2 in the same system? pcl5(g) ⇄ pcl3(g) + cl2(g)

Find the mass in grams of 1.37x1020 particles of h3po4

Identify the electromagnets with poles that are reversed from the electromagnet shown above