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When answering, include an explanation, balanced chemical equations and/or calculations where appropriate.
What volume of 0.1037M HCL is necessary to neutralize 0.3643 grams Ca(OH)2? Include a balanced equation.
calculate the ratio of dissolved benzoic acid to benzoate ion at equilibrium. Ka for enzoic acid is 6.46 X 10^-5
The value of Delta g for the conversion of 3-phosphoglycerate to 2-phosphoglycerate (2PG) is +4.4 kj/mol. If the concentration of 3-phosphoglycerate at equilibrium is 2.55 mM, what is the concentraction of 2 phosphoglycerate? assume a temperature ..
What are the theoretical (stoichiometric) ratios of the reactants used in the condensation polymerization of phthalic anhydride and glycerol
If 25.0g of sodium peroxide(Na2O2, MW = 78.0g/mol) is reacted with 12.1g of water (H2O, MW = 18.0 g/mol) according to the following thermochemical equation: What quantity of heat is released?
Construct a cel from Ni(s), Ni^2+(l), Cd(s) and Cd^2+(l) a. What would be the anode and what would be the cathode? b. indicate the half reactions happening at each the anode and the cathode
Draw the Lewis structure for C1F 2 + (small s at bottom and small + at top) What are its electron-pair and molecular geometries? decribe the bonding in the molecule in terms of hybrid orbitals.
Consider the possible reaction when stoichiometric amounts of solutions of Ba(OH)2(aq) and Al2(SO4)3(aq) are mixed. The products of the reaction are
If cyclobutane were flat, it would have exactly 90 degree bond angles and could theoretically use only p orbitals to form its C-C bonds. Propose a hybridization scheme for the carbon atoms in this hypothetical flat butane that would allow all the C..
Given the following information for element X, identify the element group in the periodic table: the electron affinity is positive; the 1st ionization energy is less than the 2nd and 3rd ionization energies and is much less than the 4th ionization..
What is the pH at the half-stoichiometric point (half-way to the endpoint) for the titration of 0.22 M HNO2(aq) with 0.10 M KOH(aq)?
separation and purification scheme 50% toluic acid, 40% fluorene, 10% 1,4-dibromobenzene
An air sample contains 0.032% CO2 (by mole). If the total pressure is 758mm Hg, what is the partial pressure of CO2
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