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How would you prepare 500 mL of cyanic acid (HOCN)/sodium cyanate (NaCNO) buffer, with a pH of 4.80? Ka (HCNO)=2.0*10-4
This might not be a good question to ask on here but I don't know where else to try and get some help. What I cant figure out is what buttons to push on my calculater
The explosion of 2.0 mol of solid Trinitrotoluene (TNT; C7H5N3O6) with a volume of approximately 274 mL produces gases with avolume of 448 L at room temperature and 1.0 atm pressure. How much PV work in kilojoules is done during the explosion
Suppose that you have a supply of each of the acids listed in Table 11.1 and each of the bases listed in Table 11.2, as well as 1.00 M HCl solution and 1.00 M NaOH solution.
Determine what volume of 1.0 mol/L solution of Copper monosulfide can be made from 23.9 grams of Copper monosulfide?
a .242 g sample of naphthalene is burned in a bomb calorimeter containing 1025 g of water. the heat of combustion of
1.00 mL of .500 M Ag+ is added to this solution and the resultant AgCl quantitatively precipitated. Basd on the Ksp expression, calculate the concentration of the Cl- that remains in solution
The ionization energy of tin is 708.0 kJ/mol. Calculate the maximum wavelength of light that will ionize tin.
A graduated cylinder contains 155 g of water. A 11.0 g piece of iron (density = 7.86 g/cm^3) and a 16.0 g piece of lead are added. What is the new water level in the cylinder?
what are the lewis dot structures for k2so4 ca3n2 c6h14 c2h4 ch3ch2
If there is a phasechange you need to then write a net ionic equation and list the spectator ions barium chloride plus silver nitrate equals barium nitrate plus silver chloride
Find the pH during the titration of 20.00mL of 0.1000M triethylmine, Kb=5.2x10^-4, with 0.1000M HCl solution after the addition of 10.00mL of titrant
Determine what is element Y if you have a compound consists of element "Y" and H, only and know that it is 79.89% element Y by mass. Each molecule has 3.00 times as many H atoms as Y atoms?
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