Q: Answer this question:

what is the first known polyphonic setting of all the sung movements of the mass ordinary??

A: the Ivrea Codex


Q: Answer this question:

who wrote ghost riders in the sky lyrics??

A: Stan Jones


Q: Answer this question:

when was last time michigan beat ohio state in football??

A: 2011


Q: Answer this question:

the is the si unit that expresses the amount of substance??

A:
mole