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What is the theoretical yield (in g of precipitate) when 15.5 mL of a 0.701 M solution of iron(III) chloride is combined with 16.7 mL of a 0.6 M solution of lead(II) nitrate?
What is the equilibrium partial pressure of N2O4? (atm) (b) Calculate the value of Kp for the reaction. (c) Calculate the value of Kc for the reaction.
Teeth are made principally from the mineral hydroxyapatite, Ca5 (PO4)3OH, which can be dissolved in acidic solution such as that produced by bacteria in the mouth:
There are 2.2 mg of lead in exactly 500 g of a water sample. What would the concentration of lead be in parts per million? Round to the nearest tenth. Don't forget the units
Geologists can estimate the age of rocks by their uranium-238 content. The uranium is incorporated in the rock as it hardens and then decays with first-order kinetics and a half-life of 4.5 billion years
Explain solution of an unknown acid HX, determine that the pH of the solution is 4.00. What is the [H3O+] in the solution?
Calculate [OH] for a solution formed by adding 5.00 mL of 0.140M KOH to 15.0 mL of 9.0×10-2M Ca(OH)2.
Need help figuring out the proper steps on how to solve -What volume of 1.25M HCl in liters is needed to react completely
What is the difference between gradient elution and isocratic elution in High performance liquid chromatography
below, 8.34 atm each of H2 and Br2 were placed into a 1.00 L flask and allowed to react: H2(g) + Br2(g) 2 HBr(g) Given that Kc = 86.7, calculate the equilibrium pressure of Br2.
How many moles of PCl_5 can be produced from 21.0 g of P_4 and excess Cl_2?
The wave function of an electron in a linear accelerator is given by ?(x)=(cosX)eikx+(sinX)eikx where X is a paramater. What for (linear combination) would the wavefunction
A system absorbs 295 kJ of heat and the surroundings do 177 kJ of work on the system. What is the change in internal energy of the system?
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