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In a gas mixture, the partial pressures are argon, 415 torr, neon, 75 torr, and nitrogen, 125 torr.
What is the pressure, atm., exerted by this mixture?
When 2,2-dimethylcyclo-1-hexanol is dehydrated it gives at least two alkenes, one major and one minor. Give a mechanism for this reaction. Which product is the higher ratio product?
Explain what is the empirical formula of this salt. From knowledge of chemical nomenclature deduce the salt's unit formula and name.
water from 20 degrees Celsius to 100 degrees Celsius. What is the delta H of combustion of the propane. What is the sign (positive or negative) of delta H?
benzene and toluene form essentially ideal solutions. a particular mixture that consists of two moles of benzene and
A 75.0-mL volume of 0.200 M NH3 (Kb=1.8×10-5) is titrated with 0.500 M HNO3. Calculate the pH after the addition of 11.0 mL of HNO3. Express your answer numerically.
The standard enthalpies of formation of SO3(g), S(g) and O(g) are -359.7, +278.8 and +249.0 kJ mol-1, respectively. Use these data to calculate the average bond energy (in kJ mol-1) of the S=O double bond.
a 0.17 mole sample of a gas is put into a balloon when the temperature is 26 degrees celsius and the pressure is 757
Suppose sulfur dioxide reacts with oxygen at 25 degrees Celsius. 2SO2 (g) + O2 (g) ->
what is the PH of cocaine hydrochloride that results from neutralizing a 25mL aliquot of 0.0372M cocaine solution
How do you determine what pH range a certain solution would be a good buffer in?
Construct a simulated 1H NMR spectrum, including proton integrations, for CH3CHCl2. Drag the appropriate splitting patterns to the approximate chemical shift positions; place the integration values in the small bins above the associated chemical s..
What is indicator , auto indicator , end point , reducing point , titration , neutrilization reaction
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