QUESTIONS ABOUT THE PERIODIC TABLE! QUESTION 6!! please help!

Find the number of moles of argon in 364g of argon.

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 moles are in 123.0 grams of kclo4?