How many moles are in 4.64 x 1025 atoms of h2co3?

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.

This image is an example of a(n) a) atom. b) compound. c) mixture. d) molecule.

In which block of the periodic table is uranium (u) found? s blockd blockp blockf block