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An unknown salt is either nacn nac2h3o2 naf nacl or naocl
  An unknown salt is either NaCn, NaC2H3O2, NaF, NaCl, or NaOCl. When .100 mol of the salt is dissolved in 1.0 L of solutionk, the pH of the solution is 8.07. What is the identity of the salt? …
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Explain glucose and fructose
"   Sucrose , which is commonly known as table sugar, reacts in dilute acid solutions to form two simpler sugars, glucose and fructose, both of which have the formula C6H12O6 At 23C an …
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Explain what is the value of ka for C6H5NH3+
  Question- Given that Ka for HIO is 3.2 x 10-11 at 25 degrees Celsius, what is the value of Kb for IO- at 25 Celsius? Given that Kb for C6H5NH2 is 1.7 x 10-9 at 25 Celsius, what is the val …
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Draw the major neutral organic
  Draw the major, neutral organic product for each substitution reaction below. (For this question, assume that each substitution reaction goes to completion. Disregard elimination.)   …
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Depict the lewis structures for NO2Cl and NO3Cl
  Draw the lewis structures for NO2Cl and NO3Cl include lone pairs of electrons, resonance structures, and formal charges (minimized)   …
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Define sodium p-toluate instead of p-toluic acid
  How would the results differ if you added sodium p-toluate instead of p-toluic acid to the two-layer mixture of tert-butyl methyl ether and water   …
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Explain hydroboration-oxidation reagents
  There are several reagents that can be used to effect addition to a double bond including: acid and water, oxymercuration-demercuration reagents, and hydroboration-oxidation reagents. Inspec …
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State diprotic oxyacid is an important compound
  Phosphorous acid, H3PO3(aq), is a diprotic oxyacid that is an important compound in industry and agriculture.( pKa1=1.30, pKa2=6.70.) Calculate the pH for each of the following points in the …
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Explain in an electrolysis cell similar to the one employed
  In an electrolysis cell similar to the one employed in this experiment, a student observed that his unknown metal anode lost 0.238 g while a total volume of 84.90 mL of H2 was being produced …
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Define combustion of octane and a component of gasoline
  Problem- Question: The complete combustion of octane, C8H18, a component of gasoline, proceeds as follows: 2C8H18(l)+25O2(g)?16CO2(g)+18H2O(g) Part 1) How many moles of O2 are needed to b …
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Define the skeletal structure of the major organic product
  Draw the skeletal structure of the major organic product given that excess NaOD is used and without an acid workup.   …
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A line in the brackett series of hydrogen has a wavelength
A line in the Brackett series of hydrogen has a wavelength of 2626 nm. From what state did the electron originate?   …
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Define the hydrolysis of one ester group in tannins by CaCO3
1. Write an equation describing the hydrolysis of one ester group in tannins by CaCO3. 2. How would longer roasting time of green coffee beans effect its caffeine content   …
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Define why the extrapolated temperature is used
  1) When a metal at a higher temperature is added to water at a lower temperature. heat is inevitably lost to the container beaker or styrofoam cup. how will this unmeasured heat loss affect …
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Define a solution containing a mixture of metal cations
  A solution containing a mixture of metal cations was treated with dilute HCl and no precipitate formed. Next, H2S was bubbled through the acidic solution. A precipitate formed and was filter …
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Explain the chlorination of 2-methylbutane that proceeded
  Draw the product for the chlorination of 2-methylbutane that proceeded through a secondary radical.   …
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Explain the heat of vaporization of ccl3f liquid
  Freon 11 was a favored refrigerant until it was determined to be detrimental to the atmospheric ozone layer. The heat of vaporization of CCl3F liquid is 25.2 kJ/mol and its normal boiling po …
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Describe sodium sulfate is slowly added to a solution
  Sodium sulfate is slowly added to a solution containing 0.0500 M Ca2 (aq) and 0.0370 M Ag (aq). What will be the concentration of Ca2 (aq) when Ag2SO4(s) begins to precipitate?   …
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Predict the shape, state the hybridization of the central
  Predict the shape, state the hybridization of the central atom and give the ideal bond angle and any expected deviations and show diagrams Lewis dot struction to get credit. (a)Br03- (b)AsC …
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Elements would you expect to form mainly covalent bonds
  Problem- 1) Which of the following elements would you expect to form mainly covalent bonds? Oxygen, Potassium, Phosphorus, Iodine, Hydrogen, Cesium 2) Which of the following elements w …
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