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Problem- Calculate the mass of cadmium hydroxide that could be prepared from 125mL of 0.250 M CdCl2 mixed with 125 mL of 0.450 M KOH.
CdCl2 + 2KOH --> Cd(OH)2 + 2KCl
Illustrate structures to prove your interpretation.
If one solution has an H3O+ concentration that is 10 times that of another solution, what is the difference of their pH values
Compute the volume of the tank if the total pressure of the mixture is 44.08 psi at 86°F. What is the partial pressure of each constituent and the average molecular weight of the mixture
Calculate the volume, in liters, of a 4.92 mol H2S(g) at 60 degrees C and 1.75 atm how do you do this
Presume you inserted a piece of an unknown metal into a solution of zinc (II) nitrate and observed no reaction. After that if you inserted the unknown piece of the metal into the solution of iron (III) chloride a deposit formed on the bottom of th..
A buffer solution is prepared by adding 0.125 mol of ammonium chloride to 500mL of 0.500 M aqueous ammonia. Explain what is the pH of the buffer. If 0.0100 mol of HCl gas is bubbled into 500mL of the buffer, Explain what is the new pH of the solut..
Specificy which ion you would add to the unkown and how the results would identify which compound is in the unknown.
Calculate the difference in pressure between methane and an ideal gas under these conditions. The van der Waals constants for methane
A chemical engineer injects limestone into the hot flue gas of a coal burning power plant to form lime, which scrubs SO2 from the gas and forms gypsum (CaSO4.2H2O). Find Kc for the following reaction
a nitrile (RCN) is converted to what functional group when treated with LiAlH4 followed be an aqeous workup a carboxylic acid is converted to what functional group when treated with LAH followed by an aid workup
Consider a glass of 254 mL of water at 25°C. Calculate the mass of ice at -15°C that must be added to cool the water to 10°C after thermal equilibrium is achieved.
When 0.340 mol of butane, C4H10, are burned with excess oxygen giving CO2 and H2O, how many moles of oxygen are consumed
The combustion of carbon with excess oxygen forming carbon dioxide is exothermic. C(s) + O2(g) => CO2(g) ?Hrxn = -393 kJ If 9,494kJ of heat is needed from the combustion, how much carbon (g) must be consumed? Enter your answer with three significa..
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