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Consider the following reaction:
2NaOH + H2SO4--->Na2SO4 + 2H2O
78.6 g of H2SO4 is present initially. How many grams of NaOH are needed to neutralize H2SO4?
An inflated balloon has a volume of 0.55 L at sea level (1 atm) and is allowed to rise to a height of 6.6 km, where the pressure is about 0.40 atm.
Calculate the relative proportions of two conformers A and B in a compound, assuming that an energy of 15.5 kj/mol is required
What is the solubility of CaF2 in a solution that has an equilibrium concnetration of 0.01 M EDTA ^ 4- (aq)? Ksp (CaF2) = 3.9 x 10^-11 and Kf for [Ca(EDTA)]2- = 5.0 x 10^10
3 isotopes of argon occur in nature. Ar-36, Ar-38, and Ar-40. The abundance of each are as follow: 0.34%, 0.07%, and 99.59%.
Use the systematic treatment of equilibrium to determine the pH and concentrations of species in 1.00 L of solution contatining 0.070 lysine HL 0.055 mol aspartic acid H2A and 0.0080 mol NaOH.
Calculate the concentration of ALL species in a 0.01 M solution of NaN3. The Ka value for hydrazoic acid, HN3, is 1.9 x 10^-5.
PbCl2 has a Ksp of (1.7 x 10^-5) while it dissolves it has an ionic strength that interferes with itself. Using activity, iterations along with approximations, compute the number of grams of PbCl2(s) that dissolves in 750 Ml of H20.
What is the complete mechanism for the synthesis of triphenylmethanol from phenyl magnesium bromide
Draw a hydrogen bond between two urea molecules. Be sure to clearly represent the important aspects of the structure of each molecule in your drawing and clearly identify the donor atom (D) and the acceptor atom (A) in your hydrogen bond
a first order reaction has an arrhenius constant for the reactionis 4.8 x 1011 sec -1 and an activation energy of 61.4
Problem- Propose a structure for the hydrocarbon that gives the following products on oxidative cleavage by KMnO4 or ozone. HO_2_C(CH_2_)_8_CO_2_H
An unknown compound has the empirical formula CH2. A 0.050-mol sample of this compound weighs 4.20 g. What is the molecular formula of this compound?
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