A mixture of helium and hydrogen gases, at a total pressure of 751 mm Hg, contains 0.447 grams of helium and 0.193 grams of hydrogen. What is the partial pressure of each gas in the mixture

In the following redox reaction which is the oxidizing agent and which is the reducing agent? alcl3 + na nacl + al

Describe the difference between a. a hypothesis and a theory and b. an observation and an experiment.

Kc = 0.040 for the system below at 450oc. if a reaction is initiated with 0.40 mole of cl2 and 0.40 mole of pcl3 in a 2.0 liter container, what is the equilibrium concentration of cl2 in the same system? pcl5(g) ⇄ pcl3(g) + cl2(g)