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How would the separation of the grape soda dyes work equally well if you reversed the order of IPA concentrations and utilized 20% IPA first to remove the blue dye and then switched to 5% IPA to remove the red dye? Define what you would expect to happen if you reversed the order of solvents in this separation.
what is the density of a sample of ammonia gas if the pressure is 705 mmHg and the temperature is 63.0 degrees C
If all the chloride in a 4.348 g sample of an unknown metal chloride is precipitated as AgCl with 70.90 mL of .2010 M AgNO3, what is the percentage of chloride in the sample
How many grams of Ca metal are produced by the electrolysis of molten CaBr2 using a current of 30.0 amp for 10.0 hours
A sample of an unknown metal has a mass of 35.4 grams and a volume of 3.11 centimeter cube. calculate the density.
what mass of naoh s must be added to 1.0 l of 0.050 m nh3 to ensure that the percent ionization of nh3 is no greater
Calculate the pOH of a solution that contains 3.9 x 10^-4 M H3O at 25 degrees celsius.
The vapor pressure of benzene,C6H6 is 40.1mmHg at 7.6C. what is its vapor pressure at 60.7C? The molar heat of vapotization for benzene is 31.0kg/mol
The reference electrode is attached to the positive terminal of the potentiometer, and the silver electrode is attached to the negative terminal. The solubility constant of TlBr is Ksp = 3.6 × 10-6 and the solubility constant of AgBr is Ksp = 5.0 ..
Calculate the magnitude of the current in amperes if the number of moles of hydrogen gas produced is 5.36×10-4
a has a partition coefficient of 3 between toluene and water with three times as much in the toluene phase. suppose
Show the complete hydrolysis reaction of dimethylamine and predict the pH of the reactants and the products.
Nitrogen dioxide and water react to produce nitric acid HNO3 and nitrogen monoxide. 3NO2(g) + H2O(l) --> @HNO3(aq) + NO(g)
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