Based on the clue 'a composer a baroquen man jsb', what is the answer?

What is associated with: a completely different title to this often sung 1893 classic is good morning to all? Based on the clue 'a complication is a watch feature showing anything...', what is the answer? What is associated with: a component of acids this gas discovered in 1774 gets its name from the greek words for acid f… Based on the clue 'a component of the blood hb', what is the answer? What is associated with: a composer 1827 i shall hear in heaven? Based on the clue 'a composers works are often numbered appear with ...', what is the answer? Based on the clue 'a composition for a keyboard instrument generally ...', what is the answer? Based on the clue 'a compotator is a person who does this with anothe...', what is the answer?