The compound CCl4 contains A. polar covalent bonds, with partial negative charges on the C atoms. B. ionic bonds. C. nonpolar covalent bonds. D. polar covalent bonds, with partial negative charges on the Cl atoms.

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.

Tell me the iupac names of the following alcohols:

Mary is conducting an experiment on how pollution affects plant growth. how can she ensure that her data are reliable?