10.Zinc has a density of 7.2 g/cm3. If 68.6 grams of Zinc are dropped into a graduated cylinder containing water, how many milliliters of water will be
displaced?

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

Chemical kinetics what was the rate of reaction in trial 3? choose the closest answer.

How does a noncompetitive inhibitor reduce an enzyme’s activity?