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0.20 g of sodium hydroxide (NaOH) pellets are dissolved in water to make 8.0 L of solution. What is the pH of this solution?
does the HCl ionize the NH3 base? is the a conjugate acid or base, HCl is a strong acid, what happens when a strong acid and weak base are mixed?
The molar heat capacity of silver is 25.35 J/mol * C. How much energy would it take to raise the temperature of 8.60 g of silver by 11.1 C?
I am given the 10 ml of .200M Fe(NO3)3 and .25 ml of .00200 KSCN and 14.75 ml of .500 M of HNO3. How do I figure out the initial concentration of FE3+ and SCN-.
Identify the most important types of interparticle forces present in the solids of each of the following substances: A) BaSO4 B) H2S C) Xe D) C2H6 E) CsI F) P4 G) NHs
A voltaic cell utilizes the following reaction: 2Fe3+ + H2 --> 2Fe2+ + 2H+ what is the emf of this cell under standard conditions? what is the emf for this cell
To characterize the elution properties of the solute in a way independent of the geometry of the chromatographic column, the retention constant R = Vo / Ve is used. R is equal to the fraction of solute in the void volume Vo and
An automobile gasoline tank holds 22kg of gasoline. When the gasoline burns, 85kg of oxygen is consumed & carbon dioxide & water are produced? What is the total combined mass of carbon dioxide & water that is produced?
Show two different ways to make methyl propionate, using methanol, propionic acid and other necessary reagents The methanol and propionic acid do not have to both be used in the first step.
If you look at a reaction for an esterification reaction, you cannot tell where the oxygen comes from (acid or alcohol). Draw the mechanism of this reaction, and devise an experiment using the mechanism and O18 (O18 isotope) to help prove unequivo..
A solution is prepared by mixing 500. mL of 0.10 M NaOCl and 500. mL of 0.20 M HOCl. What is the pH of this solution? [Ka(HOCl) = 3.2x10-8]
A 125 ml sample of a solution that is 2.6x10^-3M in AgNO3 is mixed with a 230 ml sample of a solution that is 0.10M in NaCN. After the solution reaches equilibrium, what concentration of Ag+ remains?
How much 0.230M KOH is required to completely neutralize 55.0mL of 0.220M HClO4
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