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Calculate the concentration of CrO4^2- in a solution that is 0.0375M in chromic acid and 0.150M HCL. (Chromic acid is H2CrO4, a diprotic acid, Ka1= 1.80x10^-1, Ka2=3.20x10^-7 & Kw=1.00x10^-14).
The addition of a sodium flouride solution to one of lead nitrate results in a net ionic equation of PB 2+ (aq) + 2 Fe- (aq) yielding PbF2 (s). If 25.0 ml of 0.200 M NaF solution are mixed with 10.0 ml of 0.150 M Pb(NO3)2 solution, how many grams ..
The solubility product of BaSO4 is 1.1 x 10-10. In a 0.1 M solution of Na2SO4 that is saturated with BaSO4, the Ba2+ concentration is closest to
What is the theoretical yield of bromobenzene in this reaction when 33.0 g of benzene reacts with 71.5 g of bromine?
Quinine is a natural product extracted from the bark of the cinchona tree, which is native to South America. Quinine is used as an antimalarial agent. When 1.41 g of quinine is dissolved in 25.0 g of cyclohexane, the freezing point of the solution..
Classify each mixture by what it indicates about and for the reaction at standard conditions.
the normal boiling point of menthanol is 64.7 degrees celcius, and its molar enthalpy of vaporization is 71.8 kj/mol. Calculate the value of delta S when 1.00 mol of CH3OH (liquid) is vaporized at 64.7 degrees celcius.
volume of a piece of galena is 4.7 cm3. determine the mass of that piece of galena if the density of galena is 7.5 gcm3
for each of the following slightly soluble salts write the equilibrium equation dor dissociation and the solubility product expression: a)Ag2S. b)Al(OH)3. c)BaF2.
Calculate the final volume of a 0.500 L gas container that increased in temperature from twenty six degree Celsius to sixty degree celsius while the pressure increased from 760 torr to 1170 torr?
What is the mole fraction of ethanol, CH3CH2OH, in an aqueous solution that is 20.0% ethanol by mass?
A 15.00ml sample of an acid with unknown molarity is titrated with 15.14ml of a solution of 0.156 Mol NaOH. Calculate the molarity of the unknown acid.
At equilibrium the concentration of CO (g) was found to be 0.046 M. Calculate the equilibrium constant for the reaction equation at 527 degrees celcius.
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