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Calculate the amount of phosphoric acid, in moles, that is in 50.3 mL of a 4.62 mol/L phosphoric acid solution.
Calculate the volume in L of 2.91 mol/L CuSO4 (aq) solution that contains 0.33 mol copper (ll) sulfate
What is the molar concentration of a barium hydroxide solution when 3.99 g are dissolved in 180mL of hot, distilled water
Calculate the mass in grams of solute needed to prepare 47 mL of a 0.386 mol/L solution of Na2CO3
If 72.4 kJ of heat is supplied to a 862 g block of metal, the temperature of the metal increases by 9.3°C. Calculate the specific heat capacity of the metal in J/g·°C.
Assume that the partition coefficient, K, for partitioning of compound A between diethyl ether and water is 3; that is, A preferentially partitions into ether.
The half cells are constructed with the following quantities- A 10. g Ru electrode immersed in 250. mL of 1.00 M Ru(NO3)3, and a 9.3 g Nb electrode immersed in 250. mL of 1.00 M Nb(NO3)2. What is the Erxn in volts when these two cells are connecte..
While comparing SN1 versus SN2 reactions which one is a one-step reaction as well as in which is the rate of reaction not affected by nucleophilic strength
Rubidium has a heat of vaporization of 69.0 kJ/mol and an entropy of vaporization of 71.9 J/K mol. Calculate the boiling point of rubidium.
The blah taste of many processed orange juice brands results in part from the fact that the juice must be pasteurized by heating. Frozen orange juice concentrate, however, has not been pasteurized and yields a drink that has a much more fresh
Calculate the amount of heat required to completely sublime 21.0 g of solid dry ice (CO2)at its sublimation temperature.
Some 2-methyl-2-butene may be produce in the reaction as a by-product. Give a mechanism for its production.
A 125.0mL sample of a solution that is 2.9 * 10^-3M in AgNO 3 is mixed with a 230.0mL sample of a solution that is 0.11M in NaCN. After the solution reaches equilibrium, what concentration of Ag + (aq) remains?
Determine whether the newer version does in fact have a reduced salt content compared to the original version. Plan and design an experiment using gravimetric
what is the minimum number of photons you would need to interact with these atoms in order to have all of their electrons promoted to the n = 3 level? What wavelength of light would you need to perform this experiment
Using Heisenberg's uncertainty principle, calculate the uncertainty in the position of the following. a proton moving at a speed of (4.54 +/- 0.02) x 10^4 m/s
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