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Problem- A 30.0-mL volume of 0.50 M CH3COOH (Ka=1.8x10^-5) was titrated with 0.50 M NaOH. Calculate the pH after addition of 30.0 mL of NaOH
Please take care to reply the question as mark are evenly granted for each point
Standard reduction potentials are given on the next page. (a) Draw a diagram of the electrochemical cell, labeling all electrodes and solutions. (b) What is the pH in the Pt | H+ | H2 half-cell (c) What is the value of the equilibrium constant for..
calculate the heat in joules released by the dissolving salt. Assume that the specific heat of the solution is the same as thar of pure water(4.184J/g- celcius) and that the calorimeter is perfect.
Size of a hydrogen spherical balloon for lifting a payload, Determine the size of a spherical balloon filled with hydrogen at 30°C and atmospheric pressure for lifting 400Kg payload
Draw molecular structures for the compounds listed below. If there is any ambiguity about the stereochemistry for the compound, be sure to draw all possible isomers.
The tube is located in a fume hood operating at 25 degrees C and 1atm. What flow rate of air must be entering the hood so that the hydrogen gas does not pose a flammability hazard
For each of the following, identify the Bronsted-Lowry acid, the Bronsted-Lowry base, the conjugate acid, and the conjugate base.HNO3+H2O
An X-ray beam of unknown wavelength is diffracted from a NaCl surface. If the interplanar distance in the crystal is 287pm and the angle of maximum reflection is found to be 7.28, what is the wavelength of the X-ray beam
balance the following equationcus agno3aq ags cuno32aqs and aq in parantheses refers to the phase of the reactants
For isomerization of cyclopropane, Ea = 272 kJ/mol and k = 6.10x 10^-4 s^-1 at 773 K. At what temperature (Kelvin scale) is k = 0.03130 s^-1
Is the market for Quotes should support your discussion instead of answering question an oligopoly market or a monopolistic ally competitive market
the current population of tanzania is 47.1 million with a population growth rate of 2.5 per year. the average annual
What is the abbreviation for deoxyguanosine 5'-diphosphate. Enter the abbreviated name for the nucleotide. For example, adenosine 5'-triphosphate is abbreviated ATP.
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