What is the density of a block with a volume of 101.2 and a mass of 454 grams?

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?

Heat is the total potential energy of a substance that can be transferred. true false

Ab c or d ? i’m not sure what the answer is