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At equilibrium for the reaction H2 (g) + Br2 (g) is revesible arrow 2HBr (g) in a 10 litre vessel was found to contain 2.5 X 10 to the power -3 mole of H2 , 0.150 mole of HBr and 2.8 x 10 to the power-3 mole of BR2. What is the value of k at this temperature?
What range of magnetic field strength would be required to cover the mass range between 16 and 625, for singly charged ions, if the accelerating voltage is held constant?
How does the addition of aqueous NH3 to a solution separate and identify Cu2 and Bi3 ions? Why wouldn't the additon of a strong base, such as KOH, work just as well as the addition of aqueous NH3?
What mass of NaCl must be dissolved in 65.0 grams of water to lower the freezing point by 7.50 °C? The freezing point depression constant, Kfp, for water is -1.86 °C/m.
What is the pH of the mixture obtained by mixing 10.0 ml of 1.00 M hydrochloric acid and 9.0 ml of 1.25 M potassium hydroxide?
When (R)-6-chloro-2,6-dimethyloctane undergoes solvolysis in 80% aqueous acetone, what is the relationship between the substitution products formed in the reaction
What mass of grams of KNO3 will crystallize out of solution if exactly 475.0 g of its saturated solution at 75 celsius is cooled to 25 celsius?
Using the following data collected, calculate the molar mass of the unknown acid. Include calculation for each trial and the average.? Mass unknown acid
compute the mass of salt required to bring the freezing point of 200 ml of h2o from 0 degrees c to -5 degrees c.when a
Explain what can be said about the effect each of the three solutions has on the rate of the reaction. Use combinations of experiments to prove your point as well as isolate the effect of each solution.
Hydrogen can be extracted from natural gas according to the following reaction: CH4(g)+CO2(g) 2CO(g)+2H2(g) Kp=450 at 825K An 85 L reaction container initially contains kg of CH4 and 55.4 kg of CO2 at 825 K Assuming ideal gas behavior,
It takes 64 mL of .124 M KOH to neutralize 25.6 mL of H2SO4 solution. What is the concentration of the H2SO4 solution?
what is the mechanism when acetanilide reacts with bromine by an electrophilic substitution mechanism to produce
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