Hydrogen is a gas at a room temperature, but it is found with the alkali metals in group 1 (1a) on the periodic table. which is the most likely reason hydrogen is grouped with alkali metals?

The density of the solid phase of a substance is 0.90 g/cm3 and the density of the liquid phase is 1.0 g/cm3. a large increase in pressure will a. lower the freezing point b. raise the freezing point c. lower the boiling point d. raise the triple point e. lower the triple point