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What is the freezing point (C) of a solution prepared by dissolving 15.3 g of Ca(NO3)2 (formula weight=164 g/mol) in 115 g of water? The molal freezing point depression constant for water is 1.86 C/m.
zinc reacts with aqueous sulfuric acid to form hydrogen gaszn s h2so4 aq znso4 aq h2 gin an experiment 201 ml of wet
The sodium hydroxide solution was prepared by dissolving 10.00 g of solid NaOH in sufficient water to form 200.00 mL of solution. If the equivalence point was reached after the addition of 23.50 mL of the NaOH solution, what is the molarity of HNO..
Neon atoms do not combine to form Ne2 molecules, yet neon atoms can be liquified through the following intermolecular forces- Answer dipole - dipole ion - dipole dipole - induced dipole dispersion nonmetal - nonmetal
For which of the following species is resonance an important property: HONO, HONO2, N3-, NO2-, NO2
The following set of reactions can be used to produce nitric acid, HNO3. Calculate the mass of nitric acid produced from the reaction of 15.5 kg of nitrogen gas with excess hydrogen gas. Each reaction in turn has an excess of the second reactant a..
what fragmentation must occur in this compound to produce a base peak at m/z 30 in the mass spectrum
a tank with a total pressure of 4.7 atm has a mixture of gases that is 72 nitrogen and the rest is oxygen. what is the
What is the final volume of 845 mL of neon gas at 202°C if the gas is cooled to 86.0°C?
what mass of sucrose should be combined with 462 of water to make a solution with an osmotic pressure of 8.30 at 270 ?
Two isomeric compounds, A and B, are known to each have a monosubstituted benzene ring. Both have the formula C9H10O2 and both are insoluble in water. However, A dissolves in dilute aqueous NaOH, but B does not.
Conjugation of the functional group in alkyl socyanates has little impact on the antisymmetric -N=O stretching vibration located near 2770/cm . Explain.
alculate the volume of .7000 M NaOH required to convert all of the phosphoric acid to sodium dihydrogen phosphate. What is the concentration of the sodium dihydrogen phosphate in the final solution
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