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The generic metal A forms an insoluble salt AB(s) and a complex AC5(aq). The equilibrium concentrations in a solution of AC5 were found to be [A] = 0.100 M, [C] = 0.0350 M, and [AC5] = 0.100 M. Determine the formation constant, Kf, of AC5.
The solubility of AB(s) in a 1.000-M solution of C(aq) is found to be 0.166 M. What is the Ksp of AB?
Determine how much oxygen in grams is formed by the complete reaction of 38.88 of Na2O2.
A solid mixture contains MgCl2 and NaCl. When 0.5000 g of this solid is dissolved in enough water to form 1.000 L of solution, the osmotic pressure at 25°C
At constant external pressure (1.2atm), the temperature of 3.25 mol of ideal gas increased from 250K to 305K. Calculate the internal energy change ΔE.
Consider the compound (Z)-3-hexene (B). Draw the bondline structures of the isomers of this compound in the manner requested. i) an isomer E that is the most reactive or reacts at the fastest rate during an addition reaction.
The mass of the Earth's Moon is 7.35 x 10^22 kg. what is the mass expressed in megagrams , Mg?
Consider the gas phase reaction 2 HCL = H2 + Cl2 for which Kc = 16 at 523 Kelvin. If .030 moles of HCl is introduced into a 1 L vessel at 523 K
A basketball is inflated to a pressure of 1.50 atm in a 20.0°C garage. What is the pressure of the basketball outside where the temperature is -5.00°C?
If 72.4 kJ of heat is supplied to a 852 g block of metal, the temperature of the metal increases by 9.6°C. Calculate the specific heat capacity of the metal in J/g·°C.
Nitrogen and oxygen gases react to form dinitrogen trioxide gas. 2 N2(g) + 3 O2(g) -> 2 N2O3(g) At a certain temperature and pressure 4.2 L of N2 reacts with 6.3 L of O2.
Find the concentration and pH solution - What is the pH of a solution of 0.65 M acid and 0.51 M of its conjugate base if the pKa = 5.30?
Compute the number of moles of sodium hydroxide ( NaOH ) in 23.75cm 3 of 0.150moldm -3
cube of a silver-colored metal with a volume of 64 cm3 has a mass of 672 g. The density of pure silver is 10.5 g/cm3. Is the metal pure silver?
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