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A solution is prepared by mixing 0.12 L of 0.14 M sodium chloride with 0.25 L of a 0.19 M MgCl2 solution. What volume of a 0.20 M silver nitrate solution is required to precipitate all the Cl- ion in the solution as AgCl?
discuss how the shielding by core electrons is analogous to putting a frosted-glass lampshade between the lightbulb and your eyes.
You need to dissolve CaCl2 in water to make a mixture that is 41.0% calcium chloride by mass. If the total mass of the mixture is 363.9g what masses of CaCl2 and water should be used
Which of the following elements would you predict to have an anomalous electron configuration? A) Se B) Ce C) Ag D) Sr
Using a sample of 30.0 mL of Kr(g), is at 25°C and 756 mmHg. Calculate the new volume if the temperature is decreased to -125°C and pressure is decreased to 325 mmHg .
determine what is the density of the oxygen gas in the full bottle if a cylindrical gas lecture bottle has internal
At 35°C and 1.30 atm, the density of a gaseous hydrocarbon is 2.262 g/L. The hydrocarbon could be
determine the molarity of the solution if 3.00 grams of ammonium sulfate is dissolved in enough h2o to form 300. ml of
How much energy would be required to melt 48 g of HCl at its melting point of -110.8C? Hfus for HCl is 14.2 cal/g and Hvap for HCl is 98.7 cal/g.
Explain how molecular spectroscopy can be used for either the measurement or identification of a molecule.
Using the diagrams provided below, draw an atomic-scale view for the chemical species that are present in the solutions in each beaker. In your diagrams, be sure to Include all chemical species except water molecules
Assume that the coffee has the same density, 0.997 g/mL, and specific heat capacity, 4.184 \rm J/(g\K), as water over this temperature range. I got 1.64 x 10^20 photons for my answer, but i keep getting told that x 10 is not supposed to be in the ..
Structure of major compound formed from: alpha-D-methoxyglucopyranose + TBDPS-Cl/AgNO3
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