Ejemplos de la vida real en donde sucedan puntos de fusión y ebullición Real life examples of melting and boiling points

Suppose the universe were completely empty except for one object-a solid sphere moving through space of 100 km/s. what sort of path would the object be moving in? explain your answer

Match the formula for the following compound:   magnesium sulfate heptahydratemgs·7h2omg2so4·7h2omg(so4)2·7h2omgso4·7h2o

Why protons do not repal in the nucleus