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If a patient requires 100.0 mg of Ceclor PO every 6.00 hours. Ceclor is accessible in 125 mg/5mL concentration. Explain how many milliliters should be used for one day?
A student dissolves 0.2975 g of the unknown weak acid to give 100. mL solution. S/he obtains the following titration curve for his/her best titration. At the equivalence point, 19.0 mL of 0.1000 M NaOH was added.
3.10 percent of the Br2 undergoes dissociation. Calculate the equilibrium constant Kc for the reaction.
A student dissolves 1.50g of copper(II) nitrate in water. After adding aqueous sodium carbonate solution which contains 1.80g of sodium carbonate, the student obtains 0.875g of CuCO3 precipitate.
What volumes of these two solutions must you mix in order to obtain 200 mL of your required buffer
A solution of glycerol in 701 g of water has a boiling point of 103.8 C at a pressure of 760 mm Hg. What is the mass of the glycerol in the solution?
Why could the percent composition of a nucleophilic substitution not be determined using a refractometer. by measuring the refractive index
Write an equation for the ionization of each of the following amines in water. Consider if you need a double or single arrow ethylamine
what is the minimum amount of NaCl needed to get the 18.2 degrees? Its a molality equation
How much energy (in kilojoules) is required to convert 110 mL of diethyl ether at its boiling point from liquid to vapor if its density is 0.7138 ?
Mercury has a density of 13.6 g per mL. A barometer holding 9.50mL of mercury has broken. The cost of mercury disposal is based on mass. How many kilograms of mercury were in the barometer?
macroscopic model describing what happens when solutions of salt (NaCl) and sugar (c12h22011) are prepared to measure their conductivity. Describe what you would observe before and after you added salt and sugar to water
State half-reactions for all three halogens that show what would happen if they acted as an oxidizing agent illustrate the electrons being lost or gained by the halogen
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