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Problem- The procedure section stated that the absorption spectrum of triiodide tails off in to the visible giving rise to the yellowish color of its titrations. Explain this statement.
I am not able to solve the above problem somebody help me to get the correct answer
ammonia gas at 223degc and 90. atm flows into a reactor at a rate of 480. lmin. carbon dioxide at 223degc and 43 atm
write a balanced equation for the reaction of phosphorus trichloride pcl3 with water h2o forming phosphorous acid h3po3
A solution containing .8330 g of an unknown protein in 170.0 ml of solution has an osmotic pressure of 5.20 mmHg at 25 C. What is the molar mass of the protein
Draw the first mechanistic step( one intermolecular arrow and any subsequent intramolecular arrows needed to finish the mechanistic step) between caffeine and hydrochloric acid.
The equilibrium constant, Kp, is 7.8 x 1014 (Hint, this is a very large number, what does that imply?) Calculate the molar concentration of HF at equilibrium.
if a sample of 0.29 moles of Ar occupies 3.8L under certain conditions, what volume will 0.66 moles of Ar occupy under the same conditions.
100.0 mL of 0.100 M acetic acid is placed in a flask and is titrated with 0.100 M sodium hydroxide. An appropriate indicator is used. Ka for acetic acid is 1.7 x 10^-5. AFTER 25.0 mL of NaOH is added, what is the pH in the flask at the following p..
The boiling point of water is 100.0 degrees C at 1 atm. How many grams of calcium chloride(111.0 g/mol CaCl2), must be dissolved in 231.0 grams of water to raise the boiling point by .350 C. Kbp(water) = 0.512 C/m
ow many milliliters of 0.200 M NaOH will be required to titrate 8 mL of 0.479 M H2SO4
what are the expected impurities in acetophenetidin synthesis?
Combustion of natural gas (primarily methane) occurs in most household heaters. The heat given off in this reaction is used to raise the temperature of the air in the house.
In a clock reaction 20.0mL of 0.200M KI, 20.0mL of 0.100M (NH4)2S2O8 and 10.0mL of 0.00500M Na2S2O3 were mixed in the presence of a starch solution indicator. The solution turned blue in 63.9 seconds.
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