Which of the following represents a compound?
a. h
c. h2o
b. h-3
d. o-16

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

Fill in the coefficients that will balance the following reaction: a0cr2(so4)3 + a1agno3

Select all of the methods through which a drug can enter your body. injection swallowing inhalation absorption