Por que o número de vítimas da pandemia de gripe de 1918 foi tão maior do que o da ocorrida em 2009/2010? O número de vítimas em 2009/2010 poderia ter sido maior do que em 1918? Justifique sua resposta.

Samir watches a 100-minute movie on his spaceship. maria's spaceshipe flies in the same direction as samir's spaceship but she observes his move to last 125 minutes and his spaceship to be 40 m long. how long does samir observe his own spaceship to be? according to an observer on earth, planet x is stationary. maria and samir depart earth on their spaceships at the same time, each flying at 0.5c. maria flies toward planet x and samir flies in the opposite direction. according to maria, her voyage to planet x takes 9 years. how many years does marias voyage take according to samir?

The electronic structure or chlorine is 2.8.7 what is the electronic structure of fluorine?

It is really hard for me right know