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1. Consider equimolar samples of different ideal gases at the same volume and temperature. Gas A has a higher molar mass than gas B. Compare the pressures. Compare the rms speeds. Compare the average kinetic energies.
A>B A>B A>BA=B A=B A=BA<B A<B A<B
2. Consider equimolar samples of the same ideal gas at the same volume, but different temperatures. Sample A is at a higher temperature than sample B. Compare the pressures. Compare the rms speeds. Compare the average kinetic energies.
3.Consider equimolar samples of the same ideal gas at the same temperature, but different volumes. Sample A has a larger volume than sample B. Compare the pressures. Compare the rms speeds. Compare the average kinetic energies.
What is the Ce 3+ concentration in a solution formed by combining 50.0 mL of 0.0500 M Ce 3+ with 50.00 mL of 0.150 M IO3-? The solubility-product constant for Ce(IO 3 )3 = 3.2 x 10 E-10.
You have a 10.40-g mixture of table sugar (C 12 H 22 O 11) and table salt (NaCl). When this mixture is dissolved in 150. g of water, the freezing point is found to be-2.24°C. Calculate the percent by mass of sugar in the original mixture.
0.1278- sample that is 97.50% As2O3 by mass had been used in the titration, how many milliliters of the 0.02140M KMnO4(aq) would have been required?
To calculate the heat of reaction between acid and base solutions using the Styrofoam calorimeter which of the following assumptions was not required?
Calculate the number of grams of HC2H3O2 needed to make 450 mL of 0.322 M solution.
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a sample of KHC2O4 weighing 0.717g was dissolved in water and titrated with 23.47 mL of an NaOH solution. caluculate the molarity of the NaOH solution.
When 1.550 g of liquid hexane (C6H14) undergoes combustion in a bomb calorimeter, the temperature rises from 25.87 ºC to 38.13 ºC. Find ?E rxn for the reaction in kJ/mol hexane. The heat capacity of the bomb calorimeter, determined in a separate e..
The Al2O3 does not react. If the sample residue weighs 2.456 g, what is the mass fraction of Fe2O3 in the original sample?
If the volume of ocean water (calculated above) contains 3.7 percent sodium chloride ("salt") by mass and the density of the water is 1.41 g/mL.
The reaction of barium metal with liquid water produces 660.2 kJ of heat for every mole of barium that reacts. One of the products is barium hydroxide.
Differentiate between the dfferent bond types of orbital overlap required to obtain a sigma bond and pi bonds
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