the hydrogen ion concentration of an acid is given by the formula c= 10 (-p) where p is the PH. if the solution A has a pH of 4, and the solution B has a ph of 2, what is the ratio of hydrogen ion concentration me of solution A to solution B

What kinds of numbers make up the set of numbers called the real numbers? give examples when you explain a number type. there are a limited set of types of numbers, but an unlimited number of examples of these numbers.

The first-serve percentage of a tennis player in a match is normally distributed with a standard deviation of 4.3%. if a sample of 15 random matches of the player is taken, the mean first-serve percentage is found to be 26.4%. what is the margin of error of the sample mean? a. 0.086% b. 0.533% c. 1.11% d. 2.22%

Which statement describes surface features called maria on the moon