Posted by Jena on Saturday, November 7, 2009 at 4:47pm.
Are my calculations correct of i came up with 50.71g of CaH2 to the question, "How many grams of are needed to generate 54.5 of gas if the pressure of is 815 at 22?"

College Chemistry  bobpursley, Saturday, November 7, 2009 at 6:11pm
Without an equation, who knows?