chemistry final exam

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need help on my final exam!!!

You may use your periodic table to take this exam. Also recall that 1 atm = 760 mm Hg and

0.0 oC = 273.2 K

[H3O+][OH1-] = 1 x 10-14

1 mol of a gas = 22.4 L at STP

Treat all conversion factors as exact. Be sure to report your answer to the proper degree of precision and/or number of sig figs, depending on the arithmetic rules. The answer is counted as ‘incorrect’ if the answer is not reported properly.