In aqueous solution, classify these compounds as strong acids, weak acids, strong bases, weak bases, or other. hf hbr

Which element has the lowest electronegativity? calcium(ca) gallium(ga) selenium(se) bromine(br)

How many moles is 14.5 cm^3 of platinum? the density of platinum is 21.45 g/cm^3.

Chlorine and water react to form hydrogen chloride and oxygen, like this: 2cl2 (g) + 2h2o (g) → 4hcl (g) + o2 (g) also, a chemist finds that at a certain temperature the equilibrium mixture of chlorine, water, hydrogen chloride, and oxygen has the following composition: compound concentration at equilibrium cl2 0.55m h2o 0.57m hcl 0.53m o2 0.34m calculate the value of the equilibrium constant kc for this reaction. round your answer to 2 significant digits.