Water interacts with polar substances like –oh groups but not with non-polar substances like methyl (-ch3) or ethyl groups (-ch2). using this information, select the molecules that will easily dissolve in water based on polarity not on size. check all that apply.
ch4
ch3oh
ch3 ch3
ch3 ch2 ch2 oh
ch3 ch2 ch2 ch2 ch2 ch3

The characteristics of two different types of reactions are shown below: reaction a: electrons are gained by the atoms of an element. reaction b: protons are lost by the atom of an element. which statement is true about the atoms of the elements that participate in the two reactions? their identity changes in both reaction a and reaction b. their identity changes in reaction a but not in reaction b. their identity changes in reaction b but not in reaction a. their identity remains the same in both reaction a and reaction b.