What is the meaning of N in the unit Nm3 / h of RTO?

What is the meaning of N in the unit Nm3 / h of RTO?


In fact, it means "every", which can be omitted, that is Nm3 / h = m3 / h



What is the unit of kg / Nm3


Kg / Nm3 is the unit of density



For ethanol, how to convert kg / h into KMOL / h,


Divided by the molar mass of ethanol