1. Faça distribuição eletrônica por subníveis nas ordens energética e geométrica para cada um dos itens abaixo relacionados. E indique o número total de elétrons da C. V. Para átomos no estado fundamental e de seus respectivos íons. A) 38Sr b) 74W c) 51Sb d) 85At

Aplane flies directly between two cities, a and b, which are separated by . from a to b, the plane flies into a headwind. on the return trip from b to a, the wind velocity is unchanged. the trip from b to a takes less than the trip from a to b. what is the airspeed of the plane, assuming it is the same in both directions

25pts the diagram shows the positions of the sun, moon and earth during spring tides, when the high tides are at their highest and low tides at their lowest. what is it about these positions that causes these high and low tides?

Amodel rocket with a mass of 0.212 kg is launched into the air with an initial speed of 84 m/s. how much kinetic energy will the rocket have at a height of 214 m? assume there is no wind resistance. 634 j 303 j