How many atoms of each element are in 4Na3PO4?

What is an advantage of using oil instead of wind to generate electricity? A. Oil can be used when there is no wind B. Oil releases greenhouses gases when burned C. Oil produces no pollution D. Oil is nonrenewable

What is the wavelength in nm of a light whose first order bright band forms a diffraction angle of 19.0°, and the diffraction grating has 600.0 lines per mm?

Whenever the net force on a moving object is zero its acceleration is

An amusement park ride consists of a rotating circular platform 7.33 m in diameter from which 10 kg seats are suspended at the end of 2.45 m massless chains. When the system rotates, the chains make an angle of 43.7 ◦ with the vertical.

How is hair like a pencil

Why construction is present near the bulb

Water, with a density of rho = 1125 kg/m 3 rho=1125 kg/m3, flows in a horizontal pipe. In one segment of the pipe, the flow speed is v 1 = 6.53 m/s v1=6.53 m/s. In a second segment, the flow speed is v 2 = 1.17 m/s v2=1.17 m/s.

If you are standing on a weighing scale in an elevator what happens to your weight if the elevator accelerates up or accelerates down? Are you going to weigh less, weigh more or the same?

A student throws a coin vertically downward from the top of a building. The coin leaves the thrower'S hand with a speed of 15.0m/s. How far does it fall in 2.00 s?

A force between two objects?