Answer:
The amplitude ( ) of a wave is the distance from the centre line (or the still position) to the top of a crest or to the bottom of a trough . Be careful with this quantity - the centre line is not always given in a diagram.
Explanation:
Pressure drop across the tube.
Viscosity of the fluid.
Diameter of the tube.
Adian for one of the answers i think its 2Cr + 3Cl2 --> 2CrCl3 correct me if im wrong. None of these were on my quiz so im going to try to figure out the other two