Misc: In 1974 Charles Kowal discovers---------- , 13th satellite of Jupiter. ?

Questions

What ingredient in smelling salts produces the dreadful smell?

Who ran the hospital at Scutari during the Crimean War?

What colour dots does the winner of the Tour de France mountain stage wear on his jersey?

How many broken clubs is a golfer alowed to replace during a round?

What role won Julie Andrews her only Oscar?