If your unit is molar, then you should use the first one v = 0.9e-6as it is 0.9*10^(-6) molars.
The second option, however, is 0.9 millions of the unit. However, this is a basic question not very related to the program but about the units you are using.
If your unit is molar, then you should use the first one
v = 0.9e-6
as it is0.9*10^(-6)
molars.The second option, however, is 0.9 millions of the unit. However, this is a basic question not very related to the program but about the units you are using.