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A 2.0L solution contains [Ag+] = 0.1M and [Pb2+] = 0.1M (Ksp = 1.8E-10 for AgCl and Ksp=1.8E-5 for PbCl2). Explain how many grams of NaCl must be added to precipitate a maximum amount of AgCl before any PbCl2 begins to precipitate?
a chemistry student needs of 40 ml chloroform for an experiment. by consulting the crc handbook of chemistry and
The PF5 molecule is known to have a trigonal bipyramidal shape. Explanation of its bonding includes all of the following EXCEPT: A. Bond Angles of 90 degrees
An insulated tank is divided into two equal parts. Both halves contain the same ideal gas but one is at 300K and 2 bar while the other one is at 1 bar.
What masses of sodium chloride,magnesium chloride, sodium sulfate,calcium sulfate, calcium chloride, potassium chloride, and sodium bicarbonate are needed to produce 1 L of arificial seawater
The mixture is cooled to the temperature of liquid nitrogen at which ammonia freezes out and the remaining gas is removed from the vessel. Upon warming the vessel to 0.00°C and one atm, the volume is 98.7 cm3
How do you determine the number of protons and neutrons in an atoms' nucleus and the number of electrons in its first and second shells?
Which of the following is a tertiary alkyl halide. Can you please expalin why A) (CH3)2CHBr B) (CH3)2CHCH2CI C) (CH3)3CCI D) CH3CH2CHBr2 E) CH3CHBr2
The analysis of a gaseous compound revealed that it was 85.7% C and 14.3% H by mass. When 1.77 g of the gas is stored in a 1.500 L flask at 17oC it has a pressure of 1.10 atm. What is the molecular formula of the compound
Devise a reaction to convert 2-butyne to 2-methoxy-2-butene either isomer or both? If so, explain what the reaction conditions are. If not, why not
The beginning of the quetsion The value is called Avogadro's number. The term formula unit is a generic phrase that can mean a molecule, atom, ion, or whatever is represented by the chemical formula.
How many milliliters of the potassium permanganate solution will be required to react completely with the potassium iodide solution if the reaction is carried out in acidic solution and in basic solution?
AgNO3 is mixed with a 230 mL sample of a solution that is .13 M in NaCN. After the solution reaches equilibrium, what concentration of Ag remains?
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