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Explain how many metric tons of 5%-S coal would be required to yield the H2SO4 required to produce a 3.00-cm rainfall of ph 2.00 over a 100-km2 area?
In an acid/base titration, knowing that it took 13.14 mili litres of 0.1016 M sodium hydroxide, NaOH to reach the first endpoint of the titration,) from this information, mols of Phosphoric acid present in the sample is 1.335 mols.
if a 10. m3 volume of air acting as an ideal gas is at a pressure of 760 mm and a temperature of 27 degrees celsius is
A piece of pure aluminum is placed in contact with a piece of pure copper. At what temperature should diffusionoccur for the concentration of copper in aluminum
Draw the structure(s) of the primary alcohols with the chemical formula C6H14O that have an ethyl side chain.
How many moles of monobasic sodium phosphate (NaH2PO4) and dibasic sodium phosphate (Na2HPO4) must be added to water to prepare 0.875 L buffer solution that is 0.50 M phosphate with a pH = 7.1
With two dice, each numbered 1-6, there are two possible ways to roll a 3: Thus, for the outcome of 3 (a particular macrostate) there are 2 microstates. How many possible ways are there to roll a 6
A solution contains .60 M NH4OH and 1.5 M NH4Cl. what is the maximum concentration of Mg2+ that can be present in such a solution without precipitating Mg(OH)2
calculate the freezing and boiling points of blood plasma. what concentration of NaCl would be required for use as a blood volume replacement
assuming that the zinc either reacted with cuso4aq to produce copper or with h2so4aq to produce hydrogren gas h2g
solute a has a partition coefficient of 3 between toluene and water with 3 times as much in the toluene phase. suppose
Calculate the number of grams of H2 formed If the wet Hydrogen gas formed occupies a volume of 9.67 Litres
Given that the standard enthalpy of formation of atomic hydrogen, H(g), is -219.0 kJ/mol, find the standard reaction enthalpy for the reaction H2(g) -> 2H(g) (calculate result in kJ/mol and give the numerical value)
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