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Question- A solution is prepared by mixing 50.0 mL of 0.27M Pb(NO3)2 with 50.0 mL of 1.0 M KCl. Calculate the concentration of Pb2+ and Cl- at equilibrium. Ksp for PbCl2 is 1.6 x 10^-5
propes a mechanism that shows why P-chlorotoluene reacts with sodium amide in liquid NH3 At -33C to give a 1:1 mixture of P-toluidine and m-toluidine
Question- When calcium carbonate is added to hydrochloric acid, calcium chloride, carbon dioxide, and water are produced.
Chlorofluorocarbons (CFCs) such as CF2Cl2 are refrigerants whose utilize has been phased out because of their destructive effect on Earth's ozone layer. The standard enthalpy of evaporation of CF2Cl2 is 17.4 kJ/mol, Evaluate with delta hvaporizati..
The volume of a solution of MnCl2*4(H2O) is 12.0ml. Calculate the total number of cations and anions in the solution and express answer in the unit of mole. Show all steps of calculation.
A piece of silver of mass 362 g has a heat capacity of 85.7 J/C (celsius degrees). What is the specific heat of silver?
The procedure instructs you to utilize a stir bar to mix the solution (NaOH + HCl) while adding the NaOH. Are there any differences that could takes place as a result of not mixing the solution
Calculate the equilibrium constant for the reaction - flask at a certain temperature according to the reaction
Calculate the number of moles Cl of atoms in 3.61×10^24 formula units of magnesium chloride,MgCl2
Draw any one of the skeletal structure of a secondary alkyl bromide with a molecular formula C6H13Br and two stereogenic centers.
Determine qp for this reaction using deltaH = qp *Just scratching the surface on enthalpy, the help in understanding the process in full is much appreciated
How many grams of aspirin were lost in the washing process you used to purify your product, assuming you used 50mL of water for washing? The solubility of aspirin in water is 0.33g per 100mL at room temperature.
how much tris (MW 121 g/mol) do you need to make 100 mL of a 20 mM buffer? 2) how much NaCl do you need to make 100 mL of a 5mM solution?
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