What is the K sub f of a 2.45m magnesium chloride solution that depresses the freezing point of water by 1.12°C?

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.

List four observations that indicate that a chemical reaction may be taking place

Which element is least likely to undergo a chemical reaction