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The vapor pressure of water 17.54torr at 20C, compute the vapor pressure lowering of aqueous solutions that are 2.40 m in (a) sucrose and (b) aluminum chloride. Assume 100% dissociation for electrolytes
Diamond is the hardest substance and the best conductor of heat yet characterized. For these reasons, it is used widely in industrial applications that require a strong abrasive.
a gas has a volume of 2.57L, a pressure of 1.54 atm, and a temperature of 24.5 C. calculate the number of moles of gas present.
Draw and name all isomers for 1,2-difluorocyclopentane. Indicate which ones are chiral and which ones are non-chiral.
question if 61.5 l of oxygen at 18c and an absolute pressure of 2.45 atm are compressed to 48.8l and at the same time
A solution is prepared by mixing 13.00ml of 0.0021M (aq) Hg2(NO3)2 with 25.0ml of 0.015M HCl. Assume that volumes are additive.
pure benzene has a normal freezing point of 5.5degc. a solution containing 11.4g of a molecular substance dissolved in
Assuming the reduced mass associated with the stretch equals the mass of the hydrogen atom, preduct the frequency of the C-D stretch of CDCl3
In general, oxides of elements further to the left on the periodic table are basic, moving toward acidic on the right. For nonmetallic oxides, when the oxidation number of the element other than oxygen is high, the oxide tends to be acidic. When t..
Of the following compounds, which would be considered ionic bonds and which would be considered covalent bonds, and why
The hydrogen ion concentration in a solution with pH 10 is ___ then the hydronium ion concentration in a solution with pH 13
Calculate the number of grams necessary to prepare 50. ml of 0.45 M NaCO2H. Calculate its pH.
Explain what is the molarity of an HCl solution whose density is 1.13g/cm3 as well as that contains 25.7% HCL wt/wt
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