What food item will provide a minimum of 1 mole of both sodium and potassium with the least mass? What is that mass?

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?

What is the temperature of one mole of helium gas at stp?

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