Apair of scientists proposes two different theories to explain the same set of observations. which of the following best explains the value of these competing theories?

Which statement best describes the oxidation numbers of the atoms found in magnesium chloride? a. magnesium has a 2- oxidation number and chlorine has a 1+ oxidation number. b. magnesium has a 2- oxidation number and chlorine has a 2+ oxidation number. c. magnesium has a 2+ oxidation number and chlorine has a 1- oxidation number. d. magnesium has a 1+ oxidation number and chlorine has a 1- oxidation number.

Which statement describes both homogeneous mixtures and heterogeneous mixtures?

If 1.8 l of water is added to 2.5l of a 7.0 m koh solution, what is the molarity of the new solution