Amixture of n2, o2 and he have mole fractions of 0.25, 0.65, and 0.10, respectively. what is the pressure of n2 if the total pressure of the mixture is 3.9 atm?

Metallic bonds are good conductors of electricity true or false

How many grams of oxygen gas are contained in a 15 l sample at 1.02 atm and 28°c? show your work.

Consider the following multistep reaction: a b→ab(slow) a ab→a2b(fast)−−−−−−−−−−−−−−−−− 2a b→a2b(overall) based on this mechanism, determine the rate law for the overall reaction. express your answer in standard masteringchemistry format. for example, if the rate law is k[a]3[b]2 type k*[a]^3*[b]^2