Water has a very high specific heat capacity when compared to other substances, why is this such an important property of water? What are the implications this property?

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?

Asolution contains 225 g of sodium chloride, nacl, dissolved in enough water to make a 0.25 l of solution. what is the molarity of the solution?

Significant figures are digits read directly from the measuring instrument plus one more digit, which is __ by the observer.