Sagot :
Answer:
The above equation is already balanced. Starting with 6.55 g of ammonia,
6.55 g NH3 (mol/17.04 g) ( mol urea/2 mol NH3) (60.07 g/mol) = 11.5 g urea
% yield = experimental value (100) / theoretical value = 00.00875 g (100) / 11.5 g = 0.0758%