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Which type of mutation is expressed when a DNA sequence changes from GGA TCA CCG GAA.... to GGA TCC CGG....
although not a transition element, lead can form two cations: Pb2+ and Pb4+. write the formulas for the compounds of these ions with the chloride ion.
The shorthand notation for the galvanic cell reaction Fe3+(aq) + 2 I-(aq) ? Fe2+(aq) + I2(s) requires an inert electrode on A) only on the right side of the salt bridge
Suppose you wanted to find out how many milliliters of 1.0 M AgNO3 are needed to provide 169.9 g of pure AgNO3.
Write a balanced net ionic equation and describe one of the ways for which Cd2+ will interfere with the determination of copper.
Put in order the following molecules in terms of the Permeability of the molecule across a membrane by simple diffusion at pH 7.
if you burn 10.00g of octane. if the temperature is 500K, and you have an expansion of 1.00 atm, how much work in joule can be done by the system if the octane is completely converted to CO2 and water vapor. what will be the enthalpy change
The isolated (S)-(-)-enantiomer was distilled in vacuum to give 1.5 g of pure amine. Calculate the yield of (S)-(-)-alpha-methylbenzylamine.
Show that the ammonium ion NH4+, 1ppb(mole fraction) is equivalent to 0.56 ppb (mass fraction) or .74 ugm-3 at T=298 and 1 atm. Start by solving for mass concentration Note that mass fraction is related to mole fraction as
Draw products A through E for the following series of reactions. If both ortho and para product would form, continue on only with the para product, but mention that ortho would also be a product.
Determine the final concentration if A 129 mL portion of that solution is diluted using water of 149 mL.
Which of the following pairs of aqueous solutions will react when mixed?
Calculate the mole fraction of benzene in a solution of benzene and toluene that has a total vapor pressure of 266mmHg at 60 degrees C. Note that both components contribute to the vapor pressure over the solution.
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