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If 145 grams of potassium nitrate were added to water to make 1,500 mL of solution, what would be the molarity of the resulting solution?
Provide the reaction mechanism when p-acetaminobenzensulfonic chloride reacts with water
If 115 of fluorine-18 is shipped at 8:00 a.m., how many milligrams of the radioisotope are still active if the sample arrives at the radiology laboratory at 1:30 p.m. ?
What is the molar mass of lysine if 750.0 mL of a solution containing 8.60 g of lysine has an osmotic pressure of 1.918 atm? T = 25.0°C
If 0.215 mole of calcium chloride is dissolved in 491.9 ml of water, how much will it change the temperature of water (FWt=18.02)? The delta H=-81.3 kJ/mole for CaCl2
A child has a dangerous blood lead level of 120ug/100mL. If the child is administered 100 mL of 0.10M Na2 Ca(EDTA), assuming the exchange reaction
Does ammonium chloride added to water produce a simple solution, does the ammounium chloride dissociate or does a chemical reaction occur resulting in a new set of compounds.
Compute the boiling point elevation of a salt water solution that contains 5.90 g of NaCl dissolved in 109 ml of water. Enter the number of degrees celsius that the boiling point will be elevated.
Partial pressures of SO2 and N2, 3.00 g of SO2(g) is originally in a 5.00 L vessel at 21 degrees Celsius and is transferred to a 10.0 L vessel at 26 degrees Celsius. 2.35 g N2(g) is originally in a 2.50 L vessel at 20 degrees Celsius and is transf..
if the empty cylinder has the mass of 94.2g and the cylinder with water has the mass of 138.7 g what is the mass of water, volume of water and the density of water.
In an acidic solution (with an excess of iodate), the titration of a 25 mL sample of potassium iodide required 26.51 mL of 0.0949M sodium thiosulfate titrant.
what we observed that 1.00 mole Hydrogen, 1.00 mol Iodine and 1.00 mole hydrogen iodide are introduced into a container of capacity 1.00-L. compute the concentrations of each species if equilibrium is reached?
A chemist wanted to determine the concentration of a solution of lactic acid, HC3H5O3. She found that the pH of the solution was 2.59. What was the concentration of the solution.
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