Fill in the blank
The ratio of gram atoms of Au and Cu in 22ct gold is____

Fill in the blank The mass of 2 moles of ammonia gas is____

Fill in the blank The species acting both as bronsted acid and base is____

Fill in the blank 40g NaOH is present in 100 ml of a solution. Its molarity is____

Obtain approximately the ratio of the nuclear radii of the gold isotope [ (^197_79) Au ] and the silver isotope [ (^107_47) Ag ]

Identify the relation and fill in the blanks Hydrogen bomb : Nuclear fusion ,Atom bomb : ..............

In crystalline solids, atoms or molecules are arranged in a regular and long range order fashion in a three dimensional pattern. Q. An alloy of Cu and gold crystallises in cubic lattie in which the gold atoms occupy the lattice points at the corners of cube and copper atoms occupy the centre of each face. the formula of this compound is: