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Problem- What mass (in grams) of NaCl would you need to add to 100.00 mL of solution to make a final concentration of 100.00mM NaCl?
I'm assuming that the solution is a solution of water? I'm not sure how you are supposed to tell from this question
Please perform what you can and illustrate your work so I can follow. Thanks
Problem- Using FTIR to analyze the HCl spectra. Obtained the wavelengths of said spectra. Now have to determine the rotational constant (B) and coupling constant (alpha) using a linear regression.
A compound contains only carbon, hydrogen, nitrogen and oxygen. Combustion of 0.314 g of the compound produced 0.426 g CO2, and 0.0620 g H2O. In another experiment it is found that 0.103 g of the compound produces 0.0460 g of NH3. What is the empi..
Some copper compounds emit green light when they are heated in a flame. how would you determine whether the light is of one wavelength or a mixture two or more wavelengths
Describe and explain the possible effect on your results of the following experimental errors or variations. In each case specify the component(s) whose percentage(s) would be too high or too low.
A gas in a canister with a volume of 2.0L at 1.0 atm and 21.0 degrees C is transfered to a smaller container with a volume of 0.75L under 2.0 atm pressure. What is the temperature of the gas under these new conditions
Polyvinyl chloride (PVC) is made by addition polymerization of vinyl chloride (VCM C2H3Cl). Vynyl chloride is synthesized from ethylene(C2H4 in a two step process involving
sodium hydrogen carbonate (NaHCO3) is mixed with 10.0 grams of sodium carbonate in enough de-ionized water to give a total volume of 250.0 ml. What is the pH of the resulting solution
Ben Franklin dropped the oil on the surface of a lake and found that 2 mL of oil gave a circle of radius 30 m. Estimate the volumetric size of an oil molecule in angstroms, give one significant digit.
consider a van parked in a lot outside a professional football stadium in atlanta ga on a sunday afternoon. one ounce
You have a mixture containing the following pairs of compunds as solid. which of the following reagents could you use to separate the two compunds from each other
A solid laboratory unknown contains two substances, lead(II) carbonate and potassium carbonate. A 5.000 g sample of this unknown was treated with aqueous nitric acid to dissolve it, then, after further treatment to adjust the acidity, it was treat..
The density of pure silver is 10.5 g/cm^3 at 20°C. If 4.63 g of pure silver pellets is added to a graduated cylinder containing 12.1 mL of water, to what volume level will the water in the cylinder rise.
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