All BUT one factor could be a source of unavoidable error to account for the differences. That is

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.

The number of neutrons is equal to the atomic number minus the atomic mass. a. true b. false

Select the word from the list that best fits the definition the nuclear family into which a person is born or adopted.