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Calculate the enthalpy change that occurs when 1.00 kg of acetone condenses at its boiling point (329.4 K). The standard enthalpy of vaporization of acetone is 29.1 kJ · mol -1 .
what is the total pressure in a canister that contains oxygen gas at a partial pressure of 804 mm Hg, nitrogen at a partial pressure of 220 mm Hg, and hydrogen at a partial pressure of 445 mm Hg.
Using extraction techniques how would you separate a mixture of aniline and toluene using dichloromethane as the extraction solvent?
Explain why the in phase vibration is located at a higher frequence than the out of phase stretch in the case of acetylene.
Supppose that a 2 L solution is made from 178 mg of citric acid (C6H8O7). What is the molar mass of C6H8O7
Compute the mass of an electron if the difference in the mass of 100 moles each of sodium atoms and sodium ions is 5.48002 grams?
Calculating concentration in equilibrium, At pH 6.00 and pE 2.60, what is the concentration of Fe2+ (mol/L) in equilibrium with Fe(OH)3?
titanium metal has a body-centered circle unit cell. The density of titanium is 4.50 g/cm^3 . Calculate the edge length of the unit cell and a value for the atomic radius of titanium.
Na3PO4+CaCl2 ---> Ca3(PO4)2+NaCl if 0.996 g of Na3PO4 are provided, how many grams of Ca3(PO4)2 should be formed?
Important information about Galvanic cell, Consider a galvanic cell consisting of Sn wire immersed in a solution containing 10^-10 M Sn(NO3)subscript 2 and 1 M HNO3 and Ag wire immersed in 10^-2 M AgNO3 and 1 M HNO3.
An automobile gasoline tank holds 35 kg of gasoline. When the gasoline burns, 88 kg of oxygen is consumed, and carbon dioxide and water are produced.
Detremine the concentration of chromate solution - Potassium chromate has an absorbance value
The analysis of a hydrocarbon revealed that it was 85.6281% C and 14.3719% H by mass. When 2.55 g of the gas was stored in a 2.5 L flask at 127.276 C.
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