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C102CAqEqProbBAns7eSS14
How do we approach this problem? How do we generally tackle HQ problems in acid and base mixtures?
How would I find the percent yield and theoretical yield if I have 0.76 g of 3-nitrobenzaldehyde to start out with, 0.60mL of acetophenone required for the reaction between p-anisaldehyde and acetophenone
A buffer solutions contains .120 M acetic acid and 0.150 M sodium acetate. How many moles of acetic acid and of sodium acetate are present in 50.0 ml of solution ? = 0.0075 moles.
nh3 is kept in a cylinder with a movable piston at the temperature of 25 degree celcius and the pressure of 2.50 atm
A buffer solution is.290M in a weak base through kB of 2.8*10-5 and .490M in the conjugate acid, what is the pH
Calculate the pH of a solution resulting from the titration of 50mL of 0.033M HBr with 25 mL of 0.117M KOH. Give your answer to two decimal places.
In an effusion experiment, it was determined that nitrogen gas, , effused at a rate 1.812 times faster than an unknown gas. What is the molar mass of the unknown gas
Calculate the freezing point and boiling point of each of the following solutions using the observed van't Hoff factors(a) 0.064 m MgCl2
2noclg rarr 2nog cl2gat 450 k the rate constant is 15.4 atm-1s-1. how much time in s is needed for nocl originally at
The pH at 1/2 the equivalence point in an acid/base titration was found to be 5.32. What is the value of K sub a for this unknown acid
Question- The nuclear fusion of a lithium-7 nucleus and nuclide X releases two alpha particles and a neutron.
You are given 2.72 g of salicylic acid. Using the procedure in the lab manual for the synthesis of aspirin, you recover 0.96 of aspirin. Calculate your percent yield of aspirin.
how many atoms are in a body centered cubic unit cell of an atomic crystal in which all atoms are at lattice
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