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The pKa of the acid function at the 2-position is approximately 2, whereas that at the 1 position is about 3. Which of the 2 is more acidic and why?
A solution is made by dissolving 18.4g of HCl in 662 mL of water. Calculate the pH of the solution. Assume that the volume of the solution is also 662 mL
An oxide of manganese consists of 77.4% manganese by mass. Determine its empirical formula and enter it in the box below.
what is the mechanism of the reaction between benzophenone with sodium borohydride and indicate what bonds are
a sodium thiosulfate na2s2o3 solution has a concentration of 0.175 m. an end point for this titration occurs when 48.94
near the triple point t273.15k the vapor pressure of ice is given by lnp -5924t 2.72lnt-0.0072t 9.912 where p and t
at 25 degrees C a saturated solution of a metal hydroxide has a pH of 9. What is the value of the solubility-product constant (Ksp) of M(OH)2 at 25 degrees C?
what is the formula for calcium oxalate dihydrate when 100 degree Celsius heat is added?
When sodium carbonate reacts with hydrochloric acid, the carbonic acid that is formed immediately breaks down into carbon dioxide and water.
how many grams of sodium lactate should be added to 1.00 l of 0.150 lactic acid or to form a buffer solution with
48.61 g of magnesium was dissolved in diluted sulfuric acid and 490 g of MgSO4 . 7H2O was isolated from the solution. How many percent of impurities (if any) did the metal contain?
What is the percent hydrogen (H) by weight of a solution containing 53.5mL of CH3COCH3? The density of acetone is 0.788 g/mL
a farmer wants to grow wheat on a sodic soil. the cec 30 meq100g and the esp 18. he needs to reduce the esp to 6.nbsp
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