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A) Calculate the pH and pOH of a solution that has an OH- concentration of 3.1 x 10-2M. Show your work and answer in 2 decimal points.
B) Determine the H3O+ concentration of a solution that has a pH of 8.75.report answer in two significant figures.
C) Calculate the OH- concentration of a solution that has [H3O+] of 3.5 x 10 -10M. Is the solution acidic, base, or neutral? report answer in two decimal places.
State the meaning of alpha and beta with regard to steroid structure, and indicate whether the hydroxyl group on ring A and the alkyl group on ring D are alpha or beta
What mass (in g) of iron is needed to evolve 730.5 kJ of heat under standard conditions as it forms iron(III) oxide
A vinegar sample contained 5.20 % acetic acid. How may mL of 0.450 N sodium hydroxide would be required to titrate 25.00 mL of the vinegar sample
1)The standard electrode potential for the reduction of Eu3+(aq) to Eu2+(aq) is ?0.43 V. determine which of the following is capable of reducing Eu3+(aq) to Eu2+(aq) under standard-state conditions. (a) Sn2+(aq) (b) ln(s) (c) HCN(aq) (d) La(s)
Make a table showing the gram quantities, and mole quantities of each reagent required in the Diels Alder reaction. Outline the steps required for this synthesis
Determine the adiabatic flame temperature (C). Assume product temperatures of 1500K and 3000K, and then linearly interpolate.
For the reaction PCl5-> PCl3+Cl2 kp= 26.03 at 800K. calculate the equilibrium partial pressure for the reactant and product if the initial pressures are PPCl5= .54 atm and PPCl3= .37 atm.
Write the net ionic equation describing the oxidation of mercury to HgO by O2 in a basic aqueous solution.
Consider an apparatus shows gases in two containers and one empty container. When the valves are opened and the gases are allowed to mix at constant temperature, what is the distribution of atoms in each container
what will heating tert-butyl chloride with 1.oM NaOH in a mixture of water and methanol yeild?
Two of the isomers have C-C-C bond angles that deviate significantly from those predicted by VSEPR theory. On this basis, which isomer would you predict is the least stable one? the second least stable?
Consider the reaction of an aqueous solution of KOH with an aqueous solution of HC2H3O2. Which of the following should appear on the product side of this reaction
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