How many copper atoms are in a pure copper statue with a mass of 115 kg ?

Which formula can be used to calculate the molar mass of ammonia (nh3)? molar mass of n + molar mass of h 3 × molar mass of n + molar mass of h molar mass of n + 3 × molar mass of h 3 × molar mass of n + 3 × molar mass of h

Consider the elements bromine and chlorine; which elements has a larger ionic radius ?

At 450 mm hg a gas has a volume of 760 l, what is its volume at standard pressure