What is the unit, including its prefix, for 10^-6 of the derived unit for energy? Pls Help, Thank you

Astudent made the lewis dot diagram of a compound shown. what is the error in the lewis dot diagram? a)an o atom should transfer all of its six electrons to mg because the formula is mgo b) both electrons of mg should be transferred to one o adam because the formula is mgo c) the electrons should be transferred from each o add him to capital mg because mg has fewer electrons d) the number of dots around mg should be four because it has to transfer two electrons to each o

Which type of intermolecular force is pbr3

Concentrations expressed as a percent by mass are useful when the solute is a a. liquid b. gas c. solid