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Question- What mass of calcium nitrate would need to be added to 100.0 mL of 1.0 M ammonia (Kb = 1.8*10^-5) to precipitate calcium hydroxide (Ksp = 5.5 *10^-6 Assume no volume changes occur
I desire help for above question. Illustrate each step for the above problem.
Problem- At equilibrium the concentrations in this system were found to be [N2]=[O2]=0.100M and [NO]=0.500M. N2(G)+O2(G) = 2NO(G)
What is the pH of the solution when 50 grams of Ca(OH)2 was added to 1 liter of water? Ksp of Ca(OH)2 = 6.5 x 10^-6
55.0 mL of a 1.70 M solution is diluted to a volume of 288 mL. A 144 mL portion of that solution is diluted using 181 mL of water. What is the final concentration?
There are polarities as well as molecular weight differences between aspartic and phenylalanine: asapartic acid has a polar, acidic side chain as well as a smaller molecular weight; phenyalanine has a nonpolar side chain and a larger molecular wei..
Spectroscopic studies have shown that the fusion reaction in the sun's core proceeds by a complicated mechanism. One proposed overall equation for the solar fusion reaction is
Silicon is widely used in the semi-conductor industry. Its isotopes and their anatomic masses are:Si-28 (27.9769amu), Si-29 (28.9765amu), and Si-30 (29.9794amu) Which is the most abundant
acrylonitrile is an important building block for synthetic fibersand plastics. over 2 billion pounds of acrylonitrile
At equilibrium, the concentrations in this system were found to be [N2] = [O2] = 0.100 M and [NO] = 0.400 M. If more NO is added bringing its concentration to 0.700 M explain what will the final concentration of NO be after equilibrium is re-establ..
Which reactant is the limiting reagent? This question has been answered on here, the answer is .629NaOH and Cu is limiting reagent.
Indicate whether the final volume of gas in each of the subsequent is the same, larger or smaller than the initial volume A) A volume of 500ml of air on a cold winter day at 5 degrees is breathed into the lungs
A fuel gas containing 86 % methane, 8 % ethane, and 6 % propane by volume flows to a furnace at a rate of 1450 m3 /h at 15 degrees C and 150 kPa (gauge), where it is burned with 8 % excess air. Calculate the required flow rate of air in SCMH (stan..
How many grams of dry NH4Cl need to be added to 2.40 L of a 0.300 M solution of ammonia (NH3) to prepare a buffer solution that has a pH of 9.00? Kb for ammonia is 1.8e-5
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