Using a 2cm thick piece of cardboard over a radiation source would be most effective for protecting against which type of radiation?

if the concentration of products is decreased, the equilibrium will shift toward the products). add an inert gas (one that is not involved in the reaction) to the constant-volume reaction mixture: this will increase the total pressure of the system, but will have no effect on the equilibrium condition.

explanation:

58750.08068 is the answer i think

its first and third is your answer i did the qustion the fourth isnt right