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Find the amount ofNO2 that must be added to 2.3mol ofSO2 in order to form 1.3mol ofSO3 at equilibrium.The equilibrium constant for the reactionSO2(g)+NO2(g)?SO3(g)+NO(g) is 3.1.
The equivalence point of the titration occurs at 23.74mL . Determine the molar mass of the unknown acid.
Atoms of different elements also have different average masses, just like kernels and marbles. Use the mass values from a periodic table to answer the following questions.
How many grams of dry NH4Cl need to be added to 2.30L of a 0.800 M solution of ammonia, NH3, to prepare a buffer solution that has a pH of 8.83? Kb for ammonia is 1.8 * times 10^-5
Copper has two naturally occurring isotopes,63Cu (isotopic mass 62.9396 amu) and 65Cu (isotopic mass 64.9278 amu). If copper has an atomic mass of 63.546 amu, what is the percent abundance of each isotope
The quantity of atmoshperic SO2 (g) can be determined by reaction with H2O2 (aq), according to the balanced chemical equation...
1. who does the first ionizaiton energy of the alkali metal in a given period compare with the first ionization energy
A sample of helium gas is at a temperature of 100 K. If both the volume and pressure each double what is the final kelvin
Put the following substances in correct order of increasing boiling point: Ar, F2, H3COH, Ir, SO2.
1. what mass of water vapor is produced when 0.750 moles of oxygen gas reacts with propane?2. how many molecules of
Determine the empirical formula and the molecular formula of the organic compound. empirical and molecular formula
the following reaction was monitored as a function oftimeab produces aba plot of 1 the concentration of a and b versus
A sample of an ideal gas at 1.00 atm and a volume of 1.38 L was placed in a weighted balloon and dropped into the ocean. As the sample descended, the water pressure compressed the balloon and reduced its volume.
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