An ideal gas expands reversibly and isothermally from 10 bar to 1 bar at 298.15 K. What are the values of(a) w per mole,(b) q per mole,(c) delta bar U, and(d) delta bar H?(e) The ideal gas expands isothermally against a constant pressure of 1 bar. How much work is done on the gas?

in theory, limestone is composed principally of the compound calcium carbonate - caco3, but in reality this compound is deposited in conditions involving a number of other compounds as impurities so it ends up being a mixture of many compounds.

hope this : -)

tony (lordcaos066)

what is the question here. i think you messed up.