How many moles of carbon are in 1 gram

How many molecules of sucrose c12h22o11 are there in 454 grams of sucrose

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 element that has the greatest electronegativity is