To make free from pollutants and contaminants Purification Recycling o Biodiversity O Oceanic Terrestrial​

The pka of three different c―h bonds is given below. explain the observed trend in pka. select the single best answer.

How does the author's discussion of schroeder's study contribute to the development of ideas about how children react to mistakes?

"six months ago, several of molly's friends joined the trimtime fitness center. each of them participated in trimtime's weight-reduction and fitness regimen. all reported substantial weight reduction, and all are visibly slimmer. molly is convinced. she joins trimtime and enrolls in the program, hoping and expecting to see the same results. she is especially delighted to learn that trimtime had adjusted its program to make it even more effective in a shorter period of time." what is the feature in question/attribute of interest in this argument?