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When the valve between the 2.00-L bulb, in which the gas pressure is 2.00 atm, and the 3.00-L bulb, in which the gas pressure is 4.50 atm, is opened, what will be the final pressure in the two bulbs? Assume the temperature remains constan
Suppose that you are carrying out a dehydrohalogenation reaction on 2-bromo-2,3-dimethylpentane to yield alkenes
Calculate the apparent degree of dissociation of the NH4Cl if the freezing point of this solution is -15.3OC?(Molal freezing point constant =1.86 0C)
The temperature is increased to 45 degree celcius then determine what is the pressure in the cylinder
Phosphorus is combined with chlorine to give PClz a gaseous compound .calculate the value of z If you start with 2.097g of P and isolate 9.298g of PCLz .
A 1.70-g sample of a large biomolecule was dissolved in 11.0 g of carbon tetrachloride. The boiling point of this solution was determined to be 77.85°C. Calculate the molar mass of the biomolecule.
In an experiment 1.65g of lead(ii) nitrate react with .327g of zinc. What is the mole relationship between the lead nitrate and the zinc.
Calculate the wavelength of the photon emitted when the hydrogen atom undergoes a transition from n = 5 to n = 3. (R = 1.096776 × 107 m-1).
Given that the partition coefficient for a solute is K in a water-ether solvent extraction system, is it more effective to do one extraction with V mL of ether or three extractions with V/3 mL of ether
Suppose 50 mL of 0.020 M Hydhrochloric acid solution was mixed to 50 mL of 0.20 M acetic acid solution (Ka of acetic acid, CH3COOH, = 1.8 x 10-5). Determine the approximate pH of the mixture.
If the methane contained in 4.00 L of a saturated solution at 25 C was extracted and placed under STP conditions, what volume would it occupy?
Compare alkalide ion with the neutral alkali atom - For a given alkali metal, how does the ionic radius of the alkalide ion compare to that of the neutral alkali metal atom? Explain using physical arguments.
If 5.78 mol of ethane (C2H6) undergo combustion according to the unbalanced equation C2H6 + O2 = CO2 + H2O how much oxygen is required?
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