Determine the bond length for a bond between chlorine and rubidium.
chlorine—atomic radius: 91 pm; covalent radius: 99 pm; ionic radius: 167 pm.
rubidium—atomic radius: 298 pm; covalent radius: 216 pm; ionic radius: 149 pm.
316 pm
277 pm
209 pm
253 pm

Plz choose one of the compounds from the table and explain how you know the numbers of atoms in your formula. is it possible for two different compounds to be made from the exact same two elements? why or why not? with a limited number of elements (less than 120 are known), does this mean we also have a small number of compounds or do we have a large number of compounds in this world?

What characteristics does a earthquake have

What is the morality of 2.50 l of solution that contains 1.85 mol of anhydrous sodium tetraborate?