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Consider the following reaction, equlibrium concentrations, and equilibrium constant at a particular temperature. Determine the equilibrium concentration of SO3(g)2SO2(g) + O2(g)---> 2SO3(g) Kc = 1.7 x 10^8[SO2]eq = 0.0034 M [O2]eq = 0.0018 M
A fish tank holds 30.0 gal of water. Using a density of 1.0 g/mL for water, determine the number of pounds of water in the fish tank.
The solubility of benzoic acid at 0oC is 1.7g/L and at 90oC is 45.5g/L. How much water do you need to dissolve 0.455 g of benzoic acid at 90oC. How much of the original benzoic acid will remain in the solution once the temperature is reduced to 0o..
Determine the stiochiometric coefficients for the reaction, (3CaO Al2O3 3SiO2) + a(CaO Al2O3 SiO2)= b(CaO Al2O3 2SiO2) + c(2CaO Al2O3 SiO2)
When bicarbonate is reacted with acid it releases CO2. How many moles of HCO3? did you start with if you collect 1.24 x 10 3 moles of CO2(g)?
Choose the answer which presents the chemical formulas for two substances in order of decreasing melting point (highest melting point first) and gives a valid reason for this order.
7.5g of ammonia at STP is heated to a temperature of 25C and simultaneously compressed to a volume of 8.0L. Calculate the new pressure of the gas.
If 4.49 g NaNO3 is dissolved in enough water to make 250 mL of solution, what is the molarity of the sodium nitrate solution
A gas mixture contains helium and oxygen at partial pressures of 255 torr and 0.450 atm.What is the total pressure in mmHg of the mixture after it is placed in a container one-half the volume of the original container? (Temperature remains constan..
Small quantities of oxygen can be prepared in the laboratory by heaing potassium chlorate, KClO3(s). The equation for the reaction is 2KClO3 arrow 2KCl+3O2 Calculate how many grams of O2(g) can be produced from heating 26.6 grams of KClO3(s)
How many mL of 0.220 M of NaOH are needed to completely hydrolyze 2.40 grams of propyl acetate.
Calculate the standard entropy change for the combustion of ethanol at 25 degrees C. CH3CH2OH(l)+3O2(g)----> 2CO2(g)+3H2O(g). Species S degrees CH3CH2OH(l) 160.7 O2(g) 204.1 CO2 213.7 H2O(g) 188.8
Determine What would be the density of the solid if density of toluene at the temperature of the experiment = 0.864 g/mL.?
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