If you had 14.5 moles of gold, how many atoms would you expect to have?

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?

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

In a ball-and-stick molecular model, what do the sticks represent?