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Suppose 5.0 mol of antimony (III)fluoride is added to 10.0 mil of carbon tetrachloride. How many grams CCl2F2 and SbCl3 are there if the reaction is 100% complete?
An acid solution is 5.00% HCl by mass. Assuming that the density of the solution is 1.0 g/mL, find the molarity of the hydrogen ion in the solution. The molar mass of HCl is 36.5 g/mol
How many moles of HCl are present in 35.5 mL of a 0.200 M solution? 2. A 50.0 mL sample of a 6.0 M solution of HCl is diluted to 200. mL. What is the new concentration
an LC analysis with a 30.0cm column yields the tabulated data. what is the resolution between peaks A and B?
Most compounds that contain N-H bonds are basic, but saccharin is acidic
Dr. Goodchem, while searching for the cure to cancer, found a solution that contained taxol. He found that the the concentration of taxol in ether was 27 g/100 ML ether. He found that the concentration of taxol in water was 0.75 g/100 mL H2O.
If the cell potential is 0.061 V at 25?, what is the pH of the electrolyte at the hydrogen electrode
A balloon will inflate because the pressure inside the tank is greater than the atmospheric pressure pushing on the outside of the balloon. Assuming the balloon could expand indefinitely and never burst, the pressure would eventually equalize caus..
The formula for the determination of energy is e=hv=hc/lamba where h is planck's constant and c is the speed of light. what is the relationship between wavelength and energy?
Calculate the number of grams of glucose must be dissolved in water in order to produce 100.0 ml of a 3.700 M glucose solution (C6H12O6). Density = 2.601
Calculate the pH of a buffer solution prepared by dissolving 0.20 mole of sodium cyanate (NaCNO) and 1.0 mole of cyanic acid (HCNO) in enough water to make 1.0 liter of solution. [Ka(HCNO) = 2.0 × 10^4]
a gaseous mixture of o2 and kr has a density of 1.102 gl at 420 torr and 300. k. what is the mole percent o2 in the
The temperature in the freezer compartment of a household refrigerator is kept at 0 F. On a summer day the ambient temperature is 92 F. The effective performance factor for the refrigerator (qc/w where qc is the heat removed from the frozen food c..
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