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Milk of magnesia, Mg (oh) 2 is prepared from aqueous solutions of magnesium sulfate and sodium hydroxide. Explain if a solution containing 50.0 g of MgSO4 is added to a solution with 50.0 g of NaOH define what is the limiting reactant and ass of milk of magnesia produced?
MgSO4(aq) + 2 NaOH(aq) > Mg(OH)2 (s) + Na2SO4(aq)
Calculate the concentration of Cu2+ in a solution prepared by adding 4.9×10^?3mol of CuSO4 to 0.480L of 0.35M NH3.
The energy difference of 3.8 kJ/mol between gauche and anti butane corresponds to an equilibrium constant, Keq, of approximately 1.9. Calculate the percentage of each conformer at equilibrium.
Determine the functional form of Phi(t) and the frequency of a pendulum bob whose mass is m and is attached to a massess rod of length l. Assume that the bob oscillates in the limit of small oscillations.
What is the solid that precipitates and how much of it is formed when an excess of sodium chloride solution is mixed with 35.0 mL of a 2.10 M silver nitrate solution
Calculate the separation in energy between the ground state and the first excited state in which one electron occupies the state with n=7. Calculate the frequency of the radiation required to produce a transition between these two states.
What mass of carbon dioxide is present in 1.00 cm^3 of dry air at a temperature of 15 0C and a pressure of 697 torr?
Calculate the pH of each of the following solutions ( Ka and Kb values are given in Appendix D in the textbook). 0.115 M hydrogen chromate ion (HCrO4^-).
In one process 5.05 g of SiO2 (MW=60.09 g/mol) is treated with 3.35 g of carbon (MW=12.01g/mol) Which of the two reactants is the limiting reactant? What is the theoretical yield of SiC(MW=40.10 g/mol) produced
Eventually, the water cools to 25.0 degrees celsius while the temperature in the room remains unchanged. Calculate deltaS(sys), deltaS(surr), and deltaS(univ) for this process.
Calculate the equilibrium constant Kp for the reaction and the temperature above which the reaction favors the formation of CO and H20
Assuming STP, how many liters of carbon dioxide are produce when 5.74 g of CaCO3 reacts with an excess of H3PO4
The heat capacity of the solid lead oxide is given by:Cp = 44.35 J/K/mol + 1.47*10^-3 T J/K^2 Calculate the change in enthalpy of 3.25 mol of PbO(s) if it is cooled from 750 K to 300 K at constant pressure
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