In which of the following is the oxidation state of oxygen not equal to -2?
Group of answer choices

CO

H2O2

Na2O

MgO

How many moles are in 123.0 grams of kclo4?

How many moles of co2 are produced during the complete combustion of 3.6 moles of c2h6

Some molecular compounds, such as hcl, ionize completely in solution. for molecular compounds such as h2co3, most molecules do not ionize in solution. which describes the properties of these two solutes? a. hcl and h2co3 have the same effect on the properties of the solution. b. hcl raises the freezing point of water more than h2co3 does. c. hcl raises the boiling point of water more than h2co3 does.