A 20 mL solution of 0.0512 M oxalic acid was used to standardise an unknown solution of potassium permanganate.
An average of 21.24 mL of permanganate was required.
Calculate the concentration of the potassium permanganate
solution.

An aircraft performs a maneuver called an "aileron roll." during this maneuver, the plane turns like a screw as it maintains a straight flight path, which sets the wings in circular motion. if it takes it 35 s to complete the circle and the wingspan of the plane is 11 m, what is the acceleration of the wing tip

How much work is done lifting a 9.10 kg box straight up onto a shelf that is 1.80 m high?

What is the magnitude of the resultant vector round your answer to the nearest tenth