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When doing an experiment why is the measured pH not the same as predicted by the Henderson-Hasselbalch equation?
What are the largest sources of error?
Explain an acidic solution of permanganate ion reacts with oxalate ion to form carbon dioxide also Mn. State the balanced equation for the reaction.
What is the theoretical yield of benzilic acid in this experiement when 100 mg of benzil is used as the reactant
A 1.00L solution containing 3.50x10^-4M Cu(NO3)2 2.20x10^-3M ethylenediamine(en). The kf for Cu(en)2+ is 1x10^20. What is the concentration of Cu2+(aq) in the solution
what mass of solid sodium formate (of mw 68.01) must be added to 105 ml of 0.55 mol/l formic acid(HCOOH) to make a buffer solution having a ph of 3.96? ka=0.00018 for HCOOH
The [OH-] of a solution can be determined from the pOH using the equation: [OH-] = 10 ^ -pOH where [OH-] = hydroxide ion concentration. If [OH-] = 6.0*10^-3 M then pOH=?
consider the titration of 100.0 ml of 0.200 m acetic acid ka 1.8 10-5 by 0.100 m koh. calculate the ph of the
The solubility of calcium carbonate in water is 14.5 mg per liter. Calculate the molarity of a saturated solution.
Explain how delayed-neutron emission could be utilized for on-line measurement of the uranium content or ores.
question if 61.5 l of oxygen at 18c and an absolute pressure of 2.45 atm are compressed to 48.8l and at the same time
A 47.60 g sample of liquid magnesium at 738.0 °C is poured into a mold as well as allowed to cool to 28.0 °C. Explain how many kJ of energy are released in the process
what is the density of a block of marble that occupies 306 cm3 and has a mass of 804 g? answer in units of g/cm3.
At constant pressure 1.60 kJ of heat is evolved when cd.e grams of ethane burned. Write the thermochemical equation for this reaction, including labels for the all states of all reactions and products. Your GU ID number is G00071922
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