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How to calculate the volume of 1.5M aqueous pottasium hydroxide require to react completly with 2g of benzoic acid and extract the solution twice using the volume calculated?
Given Ksp {Fe(OH)2}= 1.6x10-14 and Kb(NH3)=1.8X10-5. What concentration of ammonia is necessary to start to precipitate ferrous hydroxide {Fe(OH)2} from a solution of 0.0030M FeCl2
To what volume must 518 mL of 13 M Ca(OH)2 solution be diluted to make a 3 M Ca(OH)2 solution?
In a titration of HNO3, you add a few drops of phenolphthalein indicator to 50.00 mL of acid in a flask. You quickly add 23.75 mL of 0.0502 M NaOH but overshoot the end point
How much heat does your body lose when 1.8 of sweat evaporates from your skin at 25 ? (Assume that the sweat is only water.) The heat of vaporization of water at 25 is 44.0 .
What mass of copper would be produced by the reduction of copper(II) ions during passage of 1 ampere of current through a solution of copper(II) sulfate for 51 minutes?
Calculate the freezing point and boiling point of a solution of 383 g of glucose dissolved in 400. g of water.
What is the average speed of the sprinter if A sprinter set a high school record in track and field, running 200. M in 22.0s .express your answer in kilometers per hour?
total molarity of acid and conjugate base in this buffer. A boy mixes 5.70mL of a 0.330M Hydrochloric acid solution to the beaker. Determine the pH change if The pKa of acetic acid = 4.760.
During studies of the reaction below, 2 N2H4(l) + N2O4(l) ? 3 N2(g) + 4 H2O(g) a chemical engineer measured a less-than-expected yield of N2 and discovered that the following side reaction occurs
Metal A was determined to be 95% extracted into methylene chloride with dethizone at pH6, when equal volumes of aqueous and non-aqueous solvents were used. what is the distribution ratio of A
Calculate the pH of the resulting solution at each of the specified points in the titration. Initially: pH of HCl
A steel tank has a volume of 438 liters and is filled with 0.885 kg of Oxygen. Calculate the pressure of oxygen at 21 degrees Celsius.
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