What is the effect of adding helium gas (at constant volume) to an equilibrium mixture of the reaction: co(g)+cl2(g)⇌cocl2(g).

In 1919, the temperance movement finally succeeded. they secured ratification of a constitutional amendment (the that banned alcoholic beverages. prohibition began with the 1920 passage of the which enforced the amendment.

Balanced rock sits on a thin spike of rock in a canyon what forces keep the rock balanced on its tiny pedestal

of the following words means "to make something unnecessary"? who talke constantlyor in na