A cube made of platinum (Pt) has an edge length of 1.30 cm. The density of Pt is 21.45 g/cm'.
(a) Calculate the number of Pt atoms in the cube.

Word equation for k+ h2o yield koh + h2

Phosgene (carbonyl chloride), cocl2, is an extremely toxic gas that is used in manufacturing certain dyes and plastics. phosgene can be produced by reacting carbon monoxide and chlorine gas at high temperatures: co(g) cl2(g)⇌cocl2(g) carbon monoxide and chlorine gas are allowed to react in a sealed vessel at 477 ∘c . at equilibrium, the concentrations were measured and the following results obtained: gas partial pressure (atm) co 0.830 cl2 1.30 cocl2 0.220 what is the equilibrium constant, kp, of this reaction

Condensation happens when water vapor cools. true or false? ?