Ablock of iron is in a glass of water and both the iron and water are the same temperature, describe the energy transfer between the water and iron

How does the motion of particles in a gas change as the gas cools

Consider the following reaction at equilibrium: c(s)+h2o(g)⇌co(g)+h2(g) predict whether the reaction will shift left, shift right, or remain unchanged upon each of the following disturbances. a) c is added to the reaction mixture. b) h2ois condensed and removed from the reaction mixture c) co is added to the reaction mixture d) h2 is removed from the reaction mixture.

How many valence electrons are in atom of radon?