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A 1.27 g sample of a gaseous oxide of nitrogen occupies a volume of 1.07 L at 25°C and 737 mmHg. What is the most likely formula for the gas? A. NO2 B. N2O C. NO D. N2O4
Calculate the number of molesof each reactant. Determine the limiting reactant in each of the following three reactions. The limiting reactant that you determine here will be used directly in this experiment.
When 24 mL of a 175 mL stock solution containing 1.6 M BaF2 is diluted to 70 mL, what is the concentration of Ba2+ in the new solution?
What is the maximum mass of aspirin (the theoretical yield) that could be produced in this reaction?
give the products (if any) expected from the treatment of each of the following compounds with ozone followed by dimethyl sulfide
How can you determine whether a molecule or ion will exhibit delocalized bonding?
What is the cell voltage when the following volumes of 0.640 M NaBr have been added? 1.0 ml, 13.0 ml, 20.6 ml, 21.5ml, 34,5ml, 43.1ml, 47.5ml.
Calculate OH- for each of the following solutions, and indicate whether the solution is acidic, basic, or neutral. h+ = 2.7×10?3.
What will the volume of the gas be when dried and measured at STP ( vapor pressure of water at 32 degree Celsius=35.7 torr)
A standard mixture containing 2.00 ppm and 2.50 ppm gave a Fe / Mn signal ratio (quotient) of 1.05. A 5.00 mL unknown Fe solution was mixed with 1.00 mL solution containing 12.5 ppm Mn
In a 0.1 molar solution of NaCl in water, which one of the following will be closest to 0.1?" A) the mole fraction of NaCl B) The mass fraction of NaCl
A 1.000-mL aliquot of a solution containing Cu2 and Ni2 is treated with 25.00 mL of a 0.03632 M EDTA solution. The solution is then back titrated with 0.02254 M Zn2 solution at a pH of 5. A volume of 18.39 mL of the Zn2 solutio..
The solubility of benzoic acid in water is 6.80g per 100mL at 100 degrees Celcius. Calculate the minimum volume of water needed to dissolve 1.00g benzoic acid at 100o^C
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