What is the molarity of an h3po4solution if 15.0 ml is completely neutralized by 38.5 ml of 0.150 mnaoh? explain your answer

1.73 mh3po4

0.385 mh3po4

0.043 mh3po4

0.128 mh3po4

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

How many moles of sulfur dioxide are produced when 4.38 moles of oxygen completely react with iron (iv) sulfide

Why is the melting of ice a physical change ?