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The equilibrium constant for the following reaction is .20 at 100 degrees C. if an equilibrium mixture contains solid carbon, [H2O]=.40 M, and [CO]=.40 M,what is the [H2]? C(s)+H2O(g)<>CO(g)+H2(g)
The temperature of a 2.o-liter sample of helium gas at stp is increased to 27 degrees Celsius and the pressure is decreased to 80kpa what is the new volume of the helium sample?
If a solution containing 30.87 g of mercury(II) chlorate is allowed to react completely with a solution containing 5.102 g of sodium sulfide,
Which of the following, when added in equal molar amounts to the AgOH/water mixture, will lead to the greatest concentration of dissolved Ag+ at equilibrium?
How much energy (in kilojoules) is required to convert 285 ml of diethyl ether at its boiling point from liquid to vapor if its density is 0.7138 ?
How many moles of Urea were used to creat this tempreature difference? given the molecules weight (60.0551g/mol), how money grams of urea was used to give this change temperature value?
The atomic mass in g mol of Fe=55.85, S=32.07 O=16, calculate the number of moles of the negative ions present in 7.45g of iron (III) sulfate.
What is the pH of a solution made by titrating 30.0 mL of 0.10M acetic acid with 30.0 mL of 0.10 M KOH? Assume that the volumes of the solutions are additive.
calculate the energy needed to raise the temperature of 180.0g of water from 10.0 C to 40.0 C. The molar heat capacity for water is 75.3 J/k*mol
Calculate the molar mass of the uknown compound. The boiling point elevation constant for water is0.52°C/m
Methyl benzoate - Acid and Base Organic Chemistry, In preparation of methyl benzoate, what is the purpose of 1. washing the organic layer with sodium bicarbonate solution?
which is the desired product, can decompose to product F, how might you ensure that you stopped the reaction at the optimum point to ensure the maximum yield of C?
what is the molar mass of the unknown liquid in g/mole?
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