The equation h3po4 + 3koh →k3po4 + 3h2o is an example of which type of reaction?

Urea, co(nh2)2, is manufactured on a large scale for use in producing urea-formaldehyde plastics and as a fertilizer. what is the maximum mass of urea that can be manufactured from the co2 produced by combustion of 1.00 x 104 grams of co2?

Covalent network solids typically have melting points and boiling points. the chemical formula of a network solid indicates in the molecule.

What best discribes the relationship between wavelength and frequency in a electromagnetic wave