Calculate the pH of a buffer that is 0.158 M HCIO and 0,099 M Nacio, The K, for HCIO is 2.9 X 10%,
O a. 754
O 6.6.67
O C.377
O 0.7.33

Motivation cannot be developed with practice; a person either possesses it or they do not.

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.

What is the percentage composition of carbon in the compound ch4