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The pH of a 300 gram solution of NaOH is 12.97. The density of the solution is 1.10 g/mL. How many grams of NaOH are in the solution?
Mg + 2HCl --> MgCl2 + H2 For a mass of 0.013 g Mg and 5.0 mL of 1.00 M HCl, in a flask with V = 140.612 mL at 23.5?C. Calculate the vapor pressure of H2 and vapor pressure of water.
Calculate the amount of heat required to completely sublime (turn from solid to gas) 25.0 g of solid dry ice (CO2) at its sublimation temperature. (the heat of sublimation is 32.3 kJ/mol)
Iron(III) in water reacts with Hydrochloric acid B. Iron(III) in water reacts with Ammonium Hydroxide Then identify the geometry of the iron(III) complex in water and the complex ions produced in the above reactions
Which of the following molecules do you think would be subject to the Pauli principle's effects on rotational levels? (Check all that apply) a. methane b. dihydrogen c. HCl d. water e. dinitrogen f. dinitrogen where one atom is isotope 14 and the ..
determine the solubility of co2 in soda water at 25degc if the pressure of co2 is 5.2 atm. the henrys law constant for
What is a grain boundary. (Multiple answers can be selected.) 1. A point defect 2. A line defect 3. A two-dimensional interface where the solid structures are different
Determine the mole fraction of sodium chloride(NaCl) in the solution if this solution is formed by mixing 17.0 grams of sodium chloride NaCl in 85.0 grams of Water?
What is the pH of a 0.430 M ammonia solution. What is the percent ionization of ammonia at this concentration
proportional only to the numbers of hydrogens that give each product when substituted for by chlorine. What would be the relative yield of each product?
Electrical conductivity measurements show that 0.050 M acetic acid is 1.9% dissociated at 25* C. Calculate pKa and Ka for acetic acid.
the average soil organic carbon content = 0.01%. assume that soil organic carbon is the primary sorbent and that degredation and dispersion are negligible.
The bond energy of hydrogen is 51 kJ/mol (0.52 eV/molecule). Based on this information, how much energy should be required to break all of the hydrogen bonds in one gram of ice, thus separating the H2O molecules into independent units. Give answer..
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