Which one of these defines the "like dissolves like" rule of solubility? substances that have the same electron configurations dissolve within one another substances that have equal number of atoms dissolve within one another polar substances dissolve in one another and nonpolar substances dissolve in one another substances subject to equal amounts of pressure dissolve in one another

Ur environment is very sensitive to the amount of ozone in the upper atmosphere. the level of ozone normally found is 4.04.0 parts/million (ppm). a researcher believes that the current ozone level is not at a normal level. the mean of 2525 samples is 4.44.4 ppm with a standard deviation of 0.80.8. assume the population is normally distributed. a level of significance of 0.020.02 will be used. make the decision to reject or fail to reject the null hypothesis. answer tables