Calculate the pOH in a solution with [H+] =9.8 • 10-3 M

Use examples from the article to explain one positive and one negative effect that chemistry has had on society

Nitrogen (n), phosphorus (p), and potassium (k) are the main nutrients in plant fertilizers. according to an industry convention, the numbers on the label refer to the mass percents of n, p2o5, and k2o, in that order. calculate the n: p: k ratio of a 30: 10: 10 fertilizer in terms of moles of each element, and express it as x: y: 1.0.

Type the letter that represents the correct location for each particle type below.