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What mass of salt would have to be added to 1000.0 mL of water in order to raise the boiling point of the solution by 0.5 C? Assume the ideal van't Hoff factor for NaCl.
A solution is prepared by dissolving 18.536g of calcium nitrite in 183.544g of distilled water. Calculate the boiling and freezing points of this solution.
How many grams of iron metal do you expect to be produced when 265 grams of an 84.5 percent by mass iron (II) nitrate solution reacts with excess aluminum metal?
When Fe(NO3)3 is dissolved in water, hexaaquiron(III) ions, Fe(H2O)6 3+, forms. Fe(H2O)6 3+ ions hydrolyze in aquesous solution accoring to the equation given below.
What is the hybridization of the nitrogen atom in sulfathiazole? Assuming that the sulfur atom is sp2-hybridized, how many -electrons are there in the sulfathiazole ring?
Using the Bohr equation for the energy of any level in a hydrogen atom, calculate the energy of each level, n=1 through n=8 and n=(infinity), f. Calculate change in Energy
The process is mechanically irreversible, requiring 20% more work than the mechanically reversible compression and the sorroundings consist of a heat reservoir at 27 degrees C?
A student following the procedure of the experiment determining the molar mass of a volatile liquid by the dumas method obtaint the following data for an unknown volatile liquid
Calculate delta g rxn and e cell for a redox reaction with n=3 that has an equillibrium constant of K
The compound KB5O8·X H2O was analyzed and found to contain 24.6% of water. If the formula weight of this compound is 293.15 g/mol, what is the number of water molecules (X) in the formula?
How are the opposing pathways of glycolysis and gluconeogenesis prevented from extensive futile cycling? a) The catabolic and anabolic pathways do not take place in the same part of the cell
You are given the chemical reaction (unbalanced equation): AsF3 + C2Cl6 AsCl3 + C2Cl2F4, if 1.3618 mol of AsF3 are allowed to react with 1.000 mol of C2Cl6, what would be the theoretical yield of C2Cl2F4, in grams?
Trichlorofluoromethane (CCl3F) boils at 23.8C, and its molar heat of vaporization is 24.8 kJ/mol. Calculate the molar entropy of evaporation of CCl3F(l).
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