What is the ph of a solution which is 0. 021 m in weak base and 0. 039 m in the conjugate weak acid ( ������a = 7. 1 × 10−6)?.

What is the correlation coefficient for the data? don't forget to turn the diagnoisticon (in the catalog menu of the calculator). r = answer (round to the nearest thousandth)

Given right triangle xyz, which correctly describes the locations of the sides in relation to

True or false: the graph of y=f(bx) is a horizontal compression of the graph y=f(x) if b< 1