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Explain in detail how you would prepare exactly 250 mL of a 4.75 M solution of sodium hydroxide, starting with solid NaOH.
The kidneys function to eliminate ammonia from the blood. Based on the pK value, what is the molecular form that predominates in the blood? Could this molecule easily diffuse through th ehydrophobic lipid membrane of a kidney cell? Explain.
a 1.30 gram sample of dry ice is added to a 755ml flask containing nitrogen gas at a temperature of 25.0 degrees
It is used to control the pH and provide nutrients in the biological (microbial) treatment of municipal wastewater streams. What is the ratio of solubility of Mg(OH)2 dissolved in pure H2O to Mg(OH)2 dissolved in a 0.200 NaOH solution
1119. J of energy, to what volume will the gases expand against a constant pressure of 645. torr if all the energy of combustion is converted into work to push back the piston?
Metals ions can also be placed in a spectrochemical series. In this case, larger effective nuclear charges generally lead to larger values for (delta) . Based on this principle, predict a spectrochemical series for the following ions
Calculate the pH of each of the solutions and the change in pH to 0.01 pH units caused by adding 10.0 mL of 3.48 M HCl to 350 mL of each of the following solutions
What would a developed TLC plate look like if the original plate was placed so that the spotting line was below the developing solvent level
Name an element in the fourth period of the periodic table with a total of 4 4p electrons. Name an element in the fourth period of the periodic table with a total of 3 3d electrons Name an element in the fourth period of the periodic table with a ..
A nonvolatile organic compound Z was used to make up two solutions, Solution A contains 5.00 g of Z dissolved in 100 g of water, and Solution B contains 2.31 g of Z dissolved in 100 g of benzene.
what is the molarity of the oh- ions in 0.040 m barium hydroxide baoh2? i know the answer is .08m. the barium hydroxide
10.2 g of ice at -4.8oC is added to 164 mL of water at 50.1oC. What is the final temperature (oC) of the mixture
The oxide of 'N' element contains 33.33% of the element .The same element forms a chloride whose Vapour density is 59.25.
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