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The equilibrium constant of H2 combustion at 1500K surpass that of N2 combustion at 2200K by at least 2 orders of magnitude.
how many moles contain each of the following?1.25 x 1015 molecules co23.59 x 1021 formula units sodium nitrate2.89 x
A 1.00L solution containing 3.50x10^-4M Cu(NO3)2 2.20x10^-3M ethylenediamine(en). The kf for Cu(en)2+ is 1x10^20. What is the concentration of Cu2+(aq) in the solution
If the rate increases by a factor of 10 as the temperature increases from 35 °C to 70°C, what is the activation energy for the reaction?
If matose is made up of two alpha D-glucose units connected together by an alpha(1-4) linkage, how can it give a positive test as a reducing sugar?
When a particular metal is illuminated with photons, one electron is observed for each absorbed photon. What effect would decreasing the wavelength and number of photons, have on the electrons leaving the surface. Please show all work.
A "little more" than 5 mL of a saturated solution of borax is transferred to the corresponding calibrated test tube and subsequently titrated with the standardized hydrochloric acid solution.
If you have a solution of 0.15 M solution of HC2H3O2and 0.13M NaC2H3O2, a. What type solution is it. b. What is the pH
How many grams of water are required to process the CO2 from one day's electrical production at the Kingston Steam Plant. How much oxygen is produced by this process
given the pk for acetic acid is 4.76. suppose that we dissolve a mole of this weak acid in 10l of water. find the ph of
One mole of Nitrogen at 25 C and 1 bar is expanded reversibly and isothermally to a pressure of 0.132 bar. (a) How much work w is done on the gas? (b) How much work is done on the gas if it is expanded against constant pressure of 0.132 bar
A galvanic cell is produced as follows: Left half-cell has a Pt wire dipping into a beaker containing an equimolar mixture of Cr+2 and Cr+3 . [Cr3+ + e-??Cr+2 E°-= -0.42 V] Right hand cell has a Tl rod immersed in 1.00 M TlClO4. [Tl+1 + e-??Tl(s) ..
calculate the mass of propylene glycol c3h8o2 that must be added to 0.340 kg of water to reduce the vapor pressure by
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