Com os potenciais padrão dos pares redox Au+/Au (+1,69V), Au3+/Au (+1,40) e Fe3+/Fe2+ (+0,77), calcule o potencial padrão e a constante de equilibrio da reação: 2Fe2+ + Au3+ > 2Fe3+ + Au+

Neils bohr believed that electrons orbited the nucleus in different energy levels, based on strong support from

Find the mass, in grams, of 5.00*10^23 molecules of f2

Which of these is an example of pseudoscience? a) predicting the time of sunrise based on data on position of earth b) predicting the date of the moon phases based on data on position of earth c) predicting eclipses based on the position of the sun and the moon d) predicting future events in a person's life based on the position of the moon