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Explain the general physics of chromatography. Illustrate these general principles with regard to paper, thin layer, gas, liquid, and super-critical fluid column and open tube chromatography.
the reaction h2g i2g lt----gt 2hig has kp 45.9 at 763 k. a particular equilibrium mixture at that temperature
Ammonia gas decomposes according to the equation: If 15.0 L of nitrogen is formed at STP, how many liters of hydrogen will be produced (also measured at STP)
What is the percent yield of a reaction in which 222 g phosphorus trichloride reacts with excess water to form 141 g HCl and aqueous phosphorus acid (H3PO3)?
determine the concentration of the sulphuric acid h2so4 solution if it takes 58 ml of 0.124 m potassium hydroxidekoh to
Write a balanced chemical equation for the reaction of chlorine with thiosulfate ion, assuming an acidic solution.
one of the components of the fuel mixture on the apollo lunar module involved a reaction with hydrazine n2h4 and
A sample of pure NO2 is heated to 338 degrees C at which temperature it partially dissociates according to the equation
What will happen when a HCl (aq) solution is added to a Na2CO3 (aq) solution? Explain and give the molecular and net ionic equations for the reaction.
Based on the sign of E°cell, classify these reactions as spontaneous or nonspontaneous as written. Assume standard conditions.
a gas occupying a volume of 428 ml at a pressure of 0.970 atm is allowed to expand at constant temperature until its
A 100 ml sample of 0.10 M Ca(OH)2 is titrated with 0.10 M HBr. Determine the pH the solution after the addition of 300.0 ml HBr
In the reaction of Fe3O4 with carbon to form carbon dioxide and iron, the number of moles of carbon required to convert 23 g of Fe3O4 to products is
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