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For the equilibrium 2h2s(g)=2h2(g)+s2(g) Kc=9.0x10^-8 at 700 degree cl the initial concerntration of the three gases are0.3M h2s,0.3h2 and 0.150 s2. determine the equilibrium concentrations of the three gases
A gas mixture with a total pressure of 750mmHg contains each of the following gases at the indicated partial pressures:CO2 , 133mmHg ; Ar,215mmHg and O2,177mmHg
For groups (a) and (b) below, identify the best oxidizing and the best reducing agent in each group. You should have one oxidizing and one reducing agent (species) for a, and one of each for b. Assume the reaction as written
what would be the proper sequence for the following compounds to be listed from highest melting point to least?
What would be the effect on the results of mistakenly adding 2.43 x 10^-3g Mg to 4.0mL of 0.1M HCl, rather than to 4.0mL of 1.0M HCl as instructed
considering the given equations and calculate the heat of the reaction of 3h2g o2g ---gt 3h2og from the heats of
A solution is made by combining 15.0mL of 16.5M acetic acid with 5.52g of sodium acetate and diluting to a volume of 1.50L Calculate the pH
What is the molar mass of a gas that occupies a volume of 1.5000 L at a pressure of 356 mmHg, a temperature of 22.5 degrees C, and weighs 0.9847 g
100 mL of a buffer that consists of 0.20 M NH3 and 0.20 M NH4Cl is titrated with 25 mL of 0.20 M HCl. Calculate the pH of the resulting solution given that the Kb for NH3 is 1.8 x 10-5.
What mass of oxygen gas is required in order to release 6670 kJ of heat to the surroundings by the following reaction
5.97 g of CuNo3 is dissolved in water to make a 0.860 M solution. What is the volume of the solution
for the reaction given below the frequency factor a is 8.7 1012 s-1 and the activation energy is 63 kjmol.nog o3g rarr
The famous Hope Diamond at the Smithsonian National Museum of Natural History wieghs 45.52 carats. Diamond is a crystalline form of carbon.
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