Yellow CdS pigment is prepared by reacting ammonium sulfide with cadmium nitrate. What mass of CdS can be prepared by mixing 3.50 L of a 1.30 M Cd(NO3)2 solution with an excess of (NH4)2S? Cd(NO3)2(aq) +(NH4)2S(aq) → CdS(s) +2NH4NO3(aq)?

Which of the following statements is not true? • a. covalent compounds have low melting and boiling points. • ob. covalent bonds between atoms of a compound are relatively weak compared to bonds between molecules. • c. covalent bonds occur between nonmetals. • d. covalent compounds are often gases or liquids.

This element exists in adundance in the sun. explain how you would go about capturing sunlight. would this captured sunlight contain any of the element?

If a solution had a ph of 7 what is the solution