una muestra de compuesto de 36 gramos contiene unas cantidades de potasio, nitrogeno y oxigeno de 17,09g , 4,99g y 13,92 g respectivamente calcular sus composiciones centesimales

A1.5l container holds p.50 grams of an unknown gas at a pressure of 0.44 atm and a temperature of 50.c what is the molar mass of the unknown gas

The diagram below shows the movement of particles. what does this piece of evidence best support? the collision theory the maxwell-boltzmann distribution the effect of pressure on reaction rates the effect of temperature on reaction rates

How does kepler second law of planetary motion overthrow one of the basic beliefs of classical astronomy