If a captain wants to take her boat (speed in still water: 5.0m/s) directly across a river with a a current of 3.5m/s, what upstream angle should she head at? ​

Because atoms of elements in the same group of thbecause atoms of elements in the same group of the periodic table have the same number of neutrons, they have similar properties. select the best answer from the choices provided t fe periodic table have the same number of neutrons, they have similar properties. select the best answer from the choices provided t f