A solution of 250 g of a compound dissolved in 25 g g of
A solution of 2.50 g of a compound dissolved in 25 g g of benzene freezes at 4.3 C. Calculate the molar mass of the compound and determine its molecular formula if its empirical formula is C6H5P.
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a cube of ice is taken from the freezer at -85degc and placed in a 104 g aluminum calorimeter filled with 309 g of
space probes require power systems that can remain functional over long periods of time one innovative design for a
how many grams of urea nh2conh2 must be added to 450 g of water to give a solution with a vapor pressure 250 mmhg less
two beams of planar wavefront 633-nm coherent light whose directions are 120o apart strike a photographic emulsion of
a solution of 250 g of a compound dissolved in 25 g g of benzene freezes at 43 c calculate the molar mass of the
three moles of an ideal monatomic gas are at a temperature of 393 k then 2568 j of heat is added to the gas and 631 j
convex mirrors are often used in sideview mirrors on cars many such mirrorsdisplay the warning ldquoobjects in mirror
integrated circuits are manufactured in vacuum chambers in which the air pressure is 700x10-11 mm of hgwhat is the
what is the osmotic pressure at 22 c of an aqueous solution that contains 435 g of urea nh2conh2 dissolved in 100 ml of
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