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If a chemist wants to make 1.3 l of 0.25 m solituion of KOH by diluting a stock solution of 0.675 m KOH,how many milliters of the stock solution would the chemist need to use?
The liberated NH3(g) is absorbed by adding 50.00 mL of H2SO4(aq), which is more than enough. The excess acid requires 19.90 mL of 0.5510 M NaOH for its complete neutralization. What is the percentage of protein in the meat?
a graduated cylinder reads 4 ml of water.then a shell is dropped into it and the water level rises to 12 ml.what is the volume of the shell?
Draw the Lewis structure of the conjugate base for the following acid: H2SO4. Remember to include charges and non-bonding electrons where necessary. Use an expanded octet on sulfur to minimize formal charges.
1. Why does milk go sour and what causes the formation of curd? 2. Explain why during the experiment casein precipitates wheen hydrochloric acid is added to it.
Calculate the pH of the resultant solution of mixing together two solutions of 2 L of 1.0 M acetic acid, 0.5 L of 1.0 M sodium acetate and then adding 8 g of solid NaOH (MW = 40.0 g/mol)
What spectral features in the MS, CNMR, HNMR and IR of benzoic acid and methyl benzoate allow you to differentiate between them
Suppose you have the following reagents available under standard conditions. (i.e., P = 1 atm for all gases; t = 25 oC; C = 1 mol L-1 for all aqueous species, including H+.) Co(s), Ag+(aq), Cl-(aq), Cr(s), BrO3-(aq), I2(s), F-(aq) (a) Which is the..
Calculated what is the pressure in atm using the van der Waals' equation for Oxygen gas under these conditions? For O 2 , it is given a = 1.360 L2atm/mol2 and b = 3.183E-2 L/mol.
what is the condensed structural formula for 22-dimethyl
Calculate the solubility of Ce(IO3)3 (pKsp=10.86) in: a) distilled H20 b) 0.300 M Ce(NO3)3 solutiom c) 0.200 M KIO3 solution
what is the total vapor pressure4 at 20deg c of a liquid solution containing 0.30 mole fraction benzene c6h6 and 0.70
Above what Fe2+ concentration will Fe(OH)2 precipitate from a buffer solution that has a pH of 9.99? The Ksp of Fe(OH)2
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