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Determine the molarity of a solution formed by dissolving 15.79 grams of CaCl2, calcium chloride in 200.grams of H2O, water?
What is the hydronium ion concentration of a 0.500 M acetic acid solution with Ka = 1.8 x 10-5? The equation for the dissociation of acetic acid is: CH3CO2H(aq) + H2O(l) H3O+(aq) + CH3CO2-(aq)
Why does the tertiary amine -TRIETHYLAMINE have a much lower boiling point than 1-hexanamine, (its primary amine isomer)?
Which of the following pairs of substances are miscible and which are not?
What is the adipic acid production from cyclohexanol and cyclohexanone reaction by products
For the chemical equations shown below, label each reactant as either acid or base, and each product as either conjugate acid or conjugate base according to the Brønsted-Lowry definition.
The heat of solution of ammonium chloride is 15.2 kJ/mol. If a 6.253 g sample of NH4Cl is added to 65.0 mL of water in a calorimeter at 26.9°C.
How many protons are required to heat 200mL of coffee from 22 degrees Celsius and 64 degrees Celsius
What is the maximum mass of sucralose (C12H19Cl3O8) you can add to 2.50 kg of pure water and still have the solution freeze? Assume that sucralose is a molecular solid and does not ionize when it dissolves in water.
There are two stereoisomeric 1,3-cyclobutane carboxylic acids. one can form a cyclic anhydride, the other can not. draw the structures of theses compounds and indicate which one can be converted to a cyclic anhydride. explain
The vapor pressure of pure water at 25 degrees Celsius is 28.3 mmHg. Estimate the mass in grams of KCl needed per liter of pure water to reduce the vapor pressure of water at 25 degrees Celsius by 5%.
The volume of HI(aq) required to reach the equivalence point : (c) The pH at the half-neutralization point. (d)The pH at the equivalence point.
A solution of 0.312 M KOH is used to titrate 15.0 mL of a H2SO4 solution. write the balanced chemical equation. what is the molarity of the H2SO4 solution if 28.2 ml of the KOH solution is required?
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