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A mixture containing 8ml cyclohexane, 8 ml p-xylene, and 8 ml dichoromethane was distilled. how to caculate the mole percent composition of p-xylene?
Explain this different physical state behavior in terms of chemical structure and secondary intermolecular bonding.
How many moles of oxygen are consumed in burning 1.60 moles of benzene, C6H6?
What conclusions can you come to regarding the accuracy in determining the conversion factor? include a statement about the significant figures in this exercise.
Given that the ionization energy of gaseous potassium is 419 kJ mol -1, calculate the lattice energy of potassium chloride.
Complete and balance the following equation Write the ionic equation and net ionic equation. Indicate spectator ions and determine if a precipatie would form. (NH4)2C03(aq)+CaCl2
will the first drop of liquid n-heptane form? (c) At what operating temperature (°C) will 65% of the n-heptane condense
when 15.0g of steam drops in temperture from 275.0C to 250.0C how much heat is released csteam=2.01j/gC
Based upon 3 SnF2 (ag) + 2 K3PO4 (aq)> Sn3(PO4)s (s) + 6 KF (aq), a 10.000 gram sample of toothpaste containing stannous fluoride gives a 0.145 gram precipitate of stannous phosphate. What is the percentage of SnF2 in the toothpaste sample?
Stoichiometry limiting reagent: find the reagent in excess. then calculate the mass or volume of the products formed.
What is the difference between water on the surface of the crystals of a Hydrate and Hydrate water itself
Complete combustion of 7.60 g of a hydrocarbon produced 24.3 g of CO2 and 8.70 g of H2O. What is the empirical formula for the hydrocarbon?
A sample of glucose, C6H12O6, contains 1.265 x 1021 carbon atoms. (a) How many atoms of hydrogen does it contain?
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