The speedometer in kevin's car reads in both miles/hour and kilometers/hour. what information is needed to convert between these two units?

The p sub shell can hold up to 8 electrons in an atom. true or false?

How many mmols of tris-hcl are there in 100 ml of a 100 mm tris-hcl buffer solution at ph 8.1? note that the 100 mm refers to the sum of tris and tris-hcl concentrations?

Drug abuse will not lead to physical and psychological dependence. true or false ?