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Combining aqueous solutions of BaI2 and Na2SO4 affords a precipitate of BaSO4. Which ion(s) is/are the spectator ions in the reaction
Write a proposed procedure in chart format to determine the identity of the following aqueous solutions: HCl, Na2C2O4, Al(NO3)3, AgNO3, Mn(NO3)2, ZnCl2, H2O2, NH4Cl, Ba(NO3)2, Na2CO3, NA2S2O3.
determine how much concentrated solution can you take to form 1.15 litres of 0.105m nitric acid by mixing with
2Al + 6HBr = 2AlBr3 + 3H2 If .427 g of Al reacts calculate the amount of hydrogen produced
The volume of 0.162 mol of helium gas at 30.1 C is increased isothermally from 2.27 L to 5.43 L. Assuming the gas to be ideal, calculate the entropy change (J/K) for the process.
To extract quinine from an aqueous solution, what pH should be used and why? I'm not sure if you use both pKa's or just one.
calculate the molarities of solutions that contain the following masses of solute in the indicated volumes a 25.8 g of
in the process of producing sparkling wine from grape juice the sugar glucose is decomposed to form ethanol and carbon
At a certain temperature, the pH of a neutral solution is 7.72. What is the value of Kw at that temperature
Does 4-Phenylphenol have a monosubstituted aromatic ring ( or also known as monosubstituted aromatic overtone band [msoab] )
change in heat content we write h hfinal - hinitial or for chemical reactions h hproducts - hreactants given this
According to molecular orbital theory which of hte following is not predicted to exist I know its He2 but how do you get bond order from that is there an easy way
On being heated with potassium ethoxide in ethanol (70 degrees C), the deuterium-labeled alkyl bromide shown gave a mixture of 1-butene, cis-2-butene, and trans-2-butene. On the basis of your knowledge of the E2 mechanism, predict which alkene(s),..
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