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Calculate DG0 for the reaction below. The standard molar entropy change for the reaction at 298 K is -287.5 J/mol·K.
3NO2(g) + H2O ® 2HNO3(aq) + NO(g) + 136.8 kJ
Explain how these products are produced by showing the mecahnism involved. (draw).
Blood pH can be altered by changes in breathing. When a person is hyperventilating, they are breathing in rapid, deep breaths.
Given that the nuclidic masses of 238U = 238.0508 amu and an a particle = 4.0026 amu, calculate the mass of 234Th in units of g/mol.
what is the theoretical (or calculated) yield of NH4 Al (SO4)2 * 12 H2O formed from 1.872 g of Al(OH)3?Assume all other reagents are in excess
Calculate the grams of solute needed to prepare each of the following solution. 5.5L of a 0.60M KCI solution.
Explain how a calibration curve could be used to determine an unknown quantity
how much sodium hydroxide must be added to a sample of seawater to completely precipitate 89.2 mg of magnesium ions present?
An ion contains a tin atom and three chlorine atoms. The Cl-Sn-Cl bond angles are less than 109.5 degrees. What is the ion, charge on the ion and hybrid orbitals used by Sn
Eugenol can also be isolated from cloves using extraction with CO2. discuss the advantages and disadvantages of distillation versus CO2 extraction.
at 25 degrees Celsius, the vapor pressure of water is 23.8 torr. What is the vapor pressure of a solution prepared by dissolving 65 grams of glucose in 150 grams of water?
Based on the procedure that you used in this experiment and using the same molar quantaties of reactants, develop a procedure that would be suitable for the preparation of isobutyl propionate.
Calculate the mass of water produced when 9.11 g of butane reacts with excess oxygen. Express the mass of water numerically in grams.
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