Calculate the molarity and mole fraction
Calculate the molarity and mole fraction of acetone in a 1.10 m solution of acetone (CH3COCH3) in ethanol (C2H5OH). (Density of acetone = 0.788 g/cm3; density of ethanol = 0.789 g/cm3.) Assume that the volumes of acetone and ethanol add.
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Upon the addition of another mole of B to the solution, the vapor pressure increasing to 347mmHg. Calculate the vapor pressures of pure A and B at 83 degrees C.
In an ideal vapor compression refrigeration cycle using R-134a, the adiabatic capillary tube drops the pressure from 1.4 MPa to the evaporate level. Its inlet is saturated liquid.
A 27 g sample of ammonium carbamate (NH4(NH2CO2)), was placed in an evacuated 0.25 L flask and kept at 25?C. At equilibrium, 16.4 mg of CO2 was present.
What type of transition causes this absorption? What is the reason for the multiple maxima?
What would be the wire diameter of the torsion spring made of oil temperd steel with arm length of 100mm,load from axis of spring 75 mm,load 75kgs,coil diameter 22mm,no.of coil any.
The new mass of the flask and the condensed vapor is 115.23 g. Which of the following compounds could the liquid be?
Two different compounds have the same structure: XeF2CL2. Write the Lewis structures for these two compounds and describe how the measurement of dipole moments might be used to distinguish between them.
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