Created with EJS. A mass flow meter, also known as inertial flow meter and coriolis flow meter, is a device that measures how much liquid is flowing through a tube. It does not measure the volume of the liquid passing through the tube, it measures the amount of mass flowing through the device.
Neptunium has the atomic symbol Np, atomic number 93, and atomic weight 237. It is a Block F, Group 3, Period 7 element. The number of electrons in each of Neptunium's shells is 2, 8, 18, 32, 22, 9, 2 and its electron configuration is [Rn] 5f 4 6d 1 7s 2.
Nickel is the first element in the tenth column of the periodic table. It is classified as a transition metal. Nickel atoms have 28 electrons and 28 protons with 30 neutrons in the most abundant isotope. Under standard conditions nickel is a silvery-white metal that is fairly hard, but malleable.