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A sample of 4.47 grams of a molecular compound is that dissolved in 96 grams of tetrachloromethane (CCl4). The normal boiling point of the solution = 61.51?C, the normal boiling point of CCl4 = 61.2?C. determine the molar mass of the compound if boiling point constant for CCl4 =4.95 K · kg/mol.?
ldentify whether or not the reaction would favor the reactants or produ€ts under the specified conditions, and identify whether K gets smaller or bigger
A mixture initially contains A ,B ,C and in the following concentrations:[A] = 0.700 ,[B] = 1.35 , and [C] = 0.700 . The following reaction occurs and equilibrium is established:
Give the quantitative species inventory for the system ultimately resulting from a mixture
How much energy in kilojoules is required to convert 260 mL of water at its boiling point from liquid to vapor.
He was befuddled when he isolated a material with a single 1H nmr signal at 1.64 δ and 13C nmr signals at 123 δ and 18.9 δ . Use epwa to show Bonnie what happened.
explain how to identify a molecular compound based on a: chemical formula and on a systematic name
Draw the repeat unit of the copolymer used for artificial skin growth, which is formed by condensation polymerization of lactic acid and glycolic acid.
The density at 20 degrees celsius of a 0.500 M solution of acetic acid in water in 1.0042 g/mL. what is the molality of the solution? the molar mass of acetic acide, CH3CO2H is 60.05 g
Propose a method to synthesize (2R,3R) 2,3-epoxyhexan-1-ol using ethanol,methanol,co and CN- as carbon sources
A syringe filled with air can be used to test the relationship between the temperature and the volume of a sample of gas. The syringe has a movable plunger that allows an enclosed sample of gas to be held at a constant external pressure, so the ga..
Consider the following equibrium: CO(g) + 3H2(g) = CH4(g) + H2(g) Initially, 0.200 mol CO and 0.600 mol H2 are placed in a 2.00 L container.
The most common source of copper is the mineral chalcopyrite (CuFeS2) how many kilograms of chalcopyrite must be mined to obtain a 440 grams of pure copper.
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