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What mass(g) of AgCl is formed from the reaction of 75.0ml of a .078 M AgC2H3O2 solution with 55.0 ml of .109M MgCl2 solution?
What is the ratio [ClO-]/[HOCl] at pH 8.5? (c) Considering the relative effectiveness of HOCl and ClO- as disinfectants, what would be a better pH to maintain for a swimming pool that is disinfected using chlorine
at 25degc 1.0 g of caffeine is dissolve into 47 ml of water 18 ml of dichloromethane into 86 ml of benzene or into 270
How does nuclear magnetic resonance imaging allow us to see inside human bodies? In what other ways do you think this technology could be used
A bowl of 464 g of water is placed in a microwave oven that puts out 776 watts (J/s). How long would it take in seconds to increase the temperature of the water from 12.0oC to 46.0oC? Use SF.
a certain substance has a molar enthalpy of vaporization of 31.6 kjmol. how much of the substance is in a sample that
If a saturated solution of NH4NO3 at 70 °C is cooled to 10 °C, how many grams of solute will separate if the quantity of the solvent is 94.0 g?
What is the percent by mass of NaHCO3 in a solution containing 60 g of NaHCO3 dissolved in 600 mL of H2O?
Calculate the ionic strength of a solution that is 0.05 mol/kg in Na3[Fe(CN)6](aq), 0.02 mol/kg NaCl(aq),
A 2.60-L vessel contained 0.0160 mol of phosphorus trichloride, 0.0115 mol of phosphorus pentachloride, and 0.0903 mol of chlorine at 180°C in an equilibrium mixture. Calculate the value of Kc for the following reaction. PCl3(g) + Cl2(g) PCl5(g)
Chromic acid is a diprotic acid H2CrO4 with Ka1 = 0.18 and Ka2 = 3.2 x 10-7. A solution of potassium chromate is prepared at pH 5.43. Calculate the fraction of the total chromate in this solution that is present as the chromate ion CrO42-.
If each bottle contains 0.358 pint of mouthwash with a density of 0.880g/mL , how many kilograms of alcohol are in 200 bottles of the mouthwash.
50 mL of 0.1200 M hydroxyacetic acid (pKa = 3.83) are titrated with 0.1280 M KOH. What is the pH after the addition of 48.6 mL of the base
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