What is molarity and molailty of the solution
An aqueous KNO3 solution is made using 87.6g of KNO3 diluted to a total solution volume of 1.33L. Density of the solution is 1.05 g/mol. What is its molarity of the solution? molailty of the solution? and mass percent of the solution?
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In most of its ionic compunds cobalt is either Co(II) or Co(III). One such compound containing chloride ion and water of hydration, was analyzed, and the following results were obtained. A 0.256g sample of the compound was dissolved in water, and
The molarity of 25% ammonium, hydroxide is 13.4 M. Both are sold in 2.5 L bottles. If there were an accident and the two bottles broke and the acid and base mixed, how much heat would evolve?
Write a proposed procedure in chart format to determine the identity of the following aqueous solutions: HCl, Na2C2O4, Al(NO3)3, AgNO3, Mn(NO3)2, ZnCl2, H2O2, NH4Cl, Ba(NO3)2, Na2CO3, NA2S2O3.
Calculate the pH at the points in the titration of 40.00 mL of 0.425 M NH3 for the reaction below. NH3(aq) + HNO3 -> NH4+(aq) + NO3(aq) For NH3, Kb = 1.8x10-5. Enter your answer with 2 decimal places. Enter scientific notation as 1.23E4. (a) Wh
How many L of solvent should be added to 0.46 L of a 0.28 M solution if you want a final concentration of 0.13 M.
A solution that contains 55.0 g ascorbic acid (vitamin C) in 250 g of water freezes at - 2.34 oC. Calculate the molar mass (g/mol) of the solute.
Question: Exactly one milliliter of Palmatic-B acid is thrown into a lake. The solution is is undiluted. It spreads out into a diameter of 22.56 meters. Determine the length of a Palmatic-B acid molecule in angstroms.
The other isotope, having mass 46 amu, accounts for the other 83.9%. What should be the experimentally determined atomic weight for this hypothetical element?
In an experiment, 6.100g of hydrogen sulfide is fully decomposed into its elements. If 0.360g of hydrogen is obtained in this experiment, how many grams of sulfur must be obtained?
Calculate the ratio of NaF to HF required to create a buffer with pH = 4.10. Calculate the ratio of CH3NH2 to CH3NH3Cl required to create a buffer with pH = 10.22
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