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Calculate the pH of a solution that is .150 M in sodium formate and .200 M in formic acid (Ka=1.8*10^-4)
You need to determine value of ?G° for CO(NH2)2(s) + H2O(l) CO2(g) + 2NH3(g)?
sucrose solution is allowed to react for 195 minutes then determine the mass of sucrose that is hydrolyzed?
Determine the mass of this substance should evaporate in order to freeze 190 grams of water at 25 degree Celsius initially? It is given that the heat of fusion H 2 O= 334 specific heat of H 2 O= 4.18
We are asked to explain the pH and how to find hydrogen ion concentration - Find the pH of an acidic substance of your choice.
what are the pH and the change in pH after the addition of 0.054 mol hydrochloric acid to the buffer solution?
Determine water solubility under normal atmospheric conditions (assuming that Carbon dioxide obeys Henry's law?)
The analysis of a hydrocarbon revealed that it was 85.6281% C and 14.3719% H by mass. When 2.55 g of the gas was stored in a 2.5 L flask at 127.276 C.
How many gms of H2O must be combined to 519.5 gms of methanol at 20°C to have an osmotic pressure of 408 mm of Hg? Methanol density = 0.8921 g/mL.
Using the information below, calculate the mass of benzene in each phase and find the total mass of benzene at the site.
The standard cell potential of the zinc-air battery is 1.65V. If at 25 dgrees celsius the partial pressure of oxygen in the air diffusing through its cathode is 0.21 atm.
Find out the concentration of this solution in a)M (molarity), b) m (molality), c) % w/w (percent by mass). If solvent =, H 2 O.
Give an acceptable name and identify the functional group; and
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