The density of liquid benzene (C6H6) is 0.879 g/ml at 15oC. How many moles of this liquid are there in 36.5 mL at 15oC

Which of the following elements would you expect to have the lowest ionization energy value? fluorine, lithium, neon, nitrogen

The alkali metals (group 1) consist of lithium (3), sodium (11), potassium (19), rubidium (37), cesium (55), and francium (87). they are soft, metallic solids with low densities and low melting points. based on the data shown in figure 1, how many valence electrons do alkali metals share?

Calculate - analysis of compound composed of iron and oxygen yields 174.86 of fe and 75.14g of o. what is the empirical formula for this compound?