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Explain what are the concentrations of OH- as well as H+ in a 0.00066 M solution of Ba(OH)2 at 25C? Presume complete dissociation.
The enthalopy of cumbustion benzoic acid C6H5COOh is commonly used as the standered for calibrating constant volume bomb calorimeters.
How many moles of H^+ came out of the column? c.) How many moles of Ag^+ were trapped by the column? d.) How many moles of Ag^+ came out of (i.e. were eluted from) the column
a 49g piece of ice at 0 degrees c is added to a sample of water at 9 degrees c. all of the ice melts and the
a mixture contains 76.5 nacl 6.5 mgcl2 and 17.0 na2so4 by mass. what is the molarity of rm cl- ions in a solution
Calculate the pH at each of the following points in the titration of 50.0 mL of a 0.95 M B(aq) with 0.95 M HCl(aq).
given the balanced equation representing a reacction: 2C2H6+7O2=4CO2+6H2O determine the total number of moles of oxygen that react completely with 8.0 moles of C2H6
A compound with a molecular formula of C8H16 demonstrates the subsequent spectroscopic data. Identify this compound.
For an acid-base reaction, what is the reacting species in barium hydroxide
We are unable to detect iron via atomic spectroscopy. The problem is we have added Fe-EDTA in a formulation. For detection of Fe, we digest the formulation (sample) with H2SO4 (usual practice) but we are unable to detect Fe by atomic spectroscopy.
a 425 ml volume of hydrogen chloride gas, hcl is collected at 25 degree Celsius and 270 torr. what volume will it occupy at stp?
the normal boiling point of water is 100.0 degrees c and its molar enthalpy of vaporization is 40.67 kjmol. what is the
One reaction that makes hydrogen gas can be represented by the unbalanced chemical equation Mg(s)+ HCl(aq) = MgCl2(aq) + H2(g). Explain what mass of HCl is consumed by the reaction of 2.2mol of magnesium
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