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How many grams of Ag2CO3 will precipitate when excess (NH4)2CO3 solution is added to 77.0 mL of 0.532 M AgNO3 solution?
2 AgNO3 (aq) + (NH4)2CO3 (aq) Ag2CO3 (s) + 2 NH4NO3(aq)
The density of H2O2 is 1.463g/ml and the density of O2 is 1.428 g/l. How many liters of O2 will from 55.0mL of H2O2?
Explain which element has higher ionization energy, Be or B. Start by comparing thier energy level diagram?
A proton in a linear accelerator has a de Broglie wavelength of 158 pm, What is the speed of the proton?
A piece of metal ore weighs 8.25 g. When a student places it into a container of water, the liquid level rises from 21.25 mL to 26.47 mL. What is the density of the ore?
calculate the heat released when 176g of water at 23.0 degrees celsius are converted to ice at -10.0 degrees celsius?
Predict and explain the order of elution (fastest to slowest) of benzoic acid , biphenyl, phenyl acetate and benzyl alchol from an alumina column
Solid NaI is slowly added to the solution that is 0.010 M in Cu and 0.010 in Ag a) which compound will begin to precipitate first? b) calculate Ag when CuI just begins to precipitate? c) what precipitate of Ag remains in the solution at this point..
The indicator propyl red has Ka = 3.3 × 10-6. What would be the approximate pH range over which it would change color?
If it takes 4.67 times as long for a particular gas to effuse as it takes hydrogen under the same conditions, what is the molecular mass of the gas?
Calculate the amount of N2 gas released (in liters at 37oC and 1 atm) when the diver returns to the surface of the water, where the partial pressure of N2 is 0.80 atm.
A solution of household bleach contains 5.25% sodium hypochlorite, NaOCl, by mass. Assuming that the density of bleach is the same as water, calculate the volume of household bleach that should be diluted with water
An Ionic Compound has the formula M4(NO3)2(PO4)2. What is the net charge on the metal ion M in this Compound.
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