In the reaction, 3cu + 2al3+ → 3cu2+ + 2al, which substance is being oxidized?

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.

Is water wet? my friends are debating.

Is a substance is ionic, then it likely will