look at the pictures. they show some people making forces. write short sentences to describe what each force is being used for

How many molecules are present in 3 mols of silicon dioxide (sio2)?

Two polarizers are oriented at 24.0∘ to one another. light polarized at a 12.0-degree angle to each polarizer passes through both. what is the transmitted intensity (%)?

Why should the wavelength scale of spectroscope be calibrated