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A 15.0mL aliquot of KOH 0.300 M is added to 500.0 mL of a buffer solution that is 0.225 M in hypochlorous acid (HClO) and 0.333 M in sodium hypochlorite. What is the pH of the solution? The K of hypochlorous acid is 3.8*10-8. Please explain how to get this using the Henderson-Hassalbach Equation.
find out the molecular formula and empirical of this compound and determined to contain 4.36 grams of phosphorus and 5.64 grams of oxygen
Select the IR frequency and number of NMR signals that is diagnostic for either isomer a or isomer b. Isomer A: cyclopentanecarboxamide Isomer B: 6-hydroxyhexanenitrile
Determine which of them exhibit resonance. (In other words, which of the following molecules exhibit resonance? Note: there is more than one answer and you must choose all of the molecules in the list that exhibit resonance.)
What pH condition (either more soluble in acidic solution OR pH = 1 or more soluble in basic solution of pH= 13) would improve the following compounds solubility in water:
Draw a free energy profile for a reaction S to P that proceeds through a single transition state with Delta G knot equal to +2.8 kcal/mol and delta G double dagger equal to 14 kcal per mole. Label the appropiate difference.
What is the net redox reaction that occurs when Ag comes into contact with acidic K2Cr2O7? Which metal is the most reactive?
suppose new element with atomic number 120 is discovered.if some isotopes of this element have 122 nuetrons and some have 124 neutrons,what can you infer about the atomic mass of the element.
Tuning proton affinity. The pKa of an acid depends part,y on its environment. Predict the effect of each of the following environmental changes on the pKa of a glutamic acid side change.
Look up the chemical structure of ibuprofen. Do you think it inhibits the inflammation cascade in the same way as aspirin? Why or why not?
A pstient is administered mercury-197 to help evaluate kidney fuction. Mercury-197 has a half - life of 65 hours. what fraction of an initial of an initial does of mercury
Can an ether molecule be made out of a methanol or ethanol molecule? Why or why not? What is the structure for 1-Octanol & Propane-1,2,3-triol?
A 250.0 ml sample of gaseous hydrogen bromide, measured at 22.9 C and 0.930 atm, was dissolved in sufficient pure water to form 250.0 ml of solution. What was the pH of that solution.
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