Some elements exhibit high electrical conductivity. How would you expect
them to be characterized?

In an exothermic reaction the bonding energy of the product is: less than the reactants same as the reactants greater than the reactants dependent upon the presence of a catalyst

How many grams of mgbr2 are needed to produce 75g or metal?

What is the wavelength of a wave with a velocity of 50 m/s and a frequency of 5hz a 250 m b 0.1 m c 10m d 0.01 m