Para que sirven las rondas??
ayuda por favor

Consider the reaction: n2(g) + o2(g) ? 2no(g) kc = 0.10 at 2000oc starting with initial concentrations of 0.040 mol/l of n2 and 0.040 mol/l of o2, calculate the equilibrium concentration of no in mol/l how would this be done?

Asample of aluminum foil contains 8.60 × 1023 atoms. what is the mass of the foil?

Find the mass in grams of 1.37x1020 particles of h3po4