hola, esta pregunta es bastante difícil pero está bien, no lo sé, lo siento :) :)
There are the 3 copper atoms in 3CuSO4. I hope this helps!!
There is two different types but i’ll just do both meanings just incase.
Graham's Law of Diffusion: the rate of diffusion of one gas through another is inversely proportional to the square root of the density of the gas.
Graham's Law of Effusion: the rate of effusion of a gas is inversely proportional to the square root of the density of the gas.
hopes this helps..!
