Select the correct answer from each drop-down menu. What are the percent compositions of vanadium and lead? A metallurgist begins with 1,250 grams of vanadinite (Pb5(VO4)3Cl) and ends up with 135 grams of pure vanadium and 915 grams of pure lead. The percent composition of vanadium in the ore is , and the percent composition of lead is.

Read these sentences from the text. near the equator, the tropics receive the most rain on a consistent basis. as a result, the fresh water falling into the ocean decrease the salinity of the surface water in that region. [. .] . . as the salt content of sea water increases, so does its density. what can you infer about how rain affects the density of surface water near the equator?

Explain why scientists use shared characteristics to make cladograms.

What substance has a mass of 9.5g and volume of 2.1cm^3