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At 28.8 degrees N2 moleucles have a certain value of rms speed. At what temperature would the rms speed of H2molecule be same?
a large cylinder of He gas,such as that used to inflate balloons,has a volume of 25.0 L at 22c and 5.6 atm. How many moles of He are in such a cylinder
Calculate the wavelength of a neutron that has a velocity of 250 cm/s.
Yield of Reaction, Propene reacts with hydrobromic acid to yield 2-bromopropane via Markovnikov addition about the double bond of the alkene.
Geometric isomers illustration, This is more of a theoretical question I think. Co(NH3)5ClBr has two compounds for that one formula.
Calculate the solubility of zinc hydroxide Zn(OH)2 in 1.10 M NaOH. Ksp=3.0x10^-16 for Zn(OH)2 Kf=3.0x10^15 for Zn(OH)4^-2
For bipyridine (bipy) determine the maximum number of coordination sites that the ligand can occupy on a single metal ion.
what are the molar concentrations for Na+, Cl-, OH- in the resulting solution? Assume a total volume of 100 mL.
Write the structure for the quinoxaline derivative obtained when benzil is the reactant. Do you think this compound would be coloured? If so, why?
The yield of the reaction to form your chalcone is not quantitative. What side products might be formed from your aldol condensation?
Explain which of the following substance has the lowest melting point
Working with ideal gas law, The pressure of a sample of gas at a constant temperature of 25 degrees C is increased from 1.0atm to 1.3atm
Use the Causius Claperyon Equation to calculte the standard enthalpy of vaporization of ethnaol that its vapor pressure is 44.22 torr at 293 K and 350.8 torr at 333 K.
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