How much more powerful is 7.0 magnitude earthquake than a 6.0 magnitude earthquake? (pick right answers) 2x 10x 15x 30x 33x 35x 50x 58x 100x

Niobium forms a substitutional solid solution with vanadium. compute the number of niobium atoms per cubic centimeter for a niobium-vanadium alloy that contains 24 wt% nb and 76 wt% v. the densities of pure niobium and vanadium are 8.57 and 6.10 g/cm3, respectively

Calculate the amount of heat produced when 18000 coulombs of charge is transferred in one hour through a potential difference of 50v

The smallest particle of an element that retains its identity in a chemical reaction. true or false