18. Arrange the following aqueous solutions each of strength 0.1 molarity in order of increasing freezing and boiling point justify your answer C2H5OH, Ba3(PO4)2,Na2SO4,KCl, Li3PO4

An aqueous solution of calcium hydroxide is standardized by titration with a 0.120 m solution of hydrobromic acid. if 16.5 ml of base are required to neutralize 27.5 ml of the acid, what is the molarity of the calcium hydroxide solution?

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 are the major types of a chemical compound