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How can electromigration be used as property for separation?
No of Pages/Words : 1 page
A 70.6 L constant-volume cylinder containing 7.44 g Hg is heated until the pressure reaches 3.80 atm. What is the final temperature in degrees Celsius?
The top of the energy hill in an energy diagram is called the A. downhill reaction B. uphill reaction C. transition state D. energy of the reaction
A sample of krypton gas at a pressure of 0.621 atm and a temperature of 20.7oC, occupies a volume of 17.2 liters. If the gas is compressed at constant temperature to a volume of 5.62 liters, the pressure of the gas sample will be
Compute the pH of the buffered solution prepared. State the net ionic equation for the neutralization reaction that takes place when 2.0mL of 1.00M LiOH is added to the buffered solution explained in part a., and then calculates the pH of the buff..
suppose you wish to make a .879 L of .250 M silver nitrate by diluting a stool solution of .675 M silver nitrate. How many milliliters of silver nitrate do you need to use.
A sample of commercial concentrated perchloric acid is 11.0 M HClO4 and has a density of 1.60 g/mL. Calculate the mass %, molality and mole fraction of HClO4.
Would the following procedural errors causes an increase, a decrease, or no change in your calculated molecular weight? Indicate clearly the reasoning in each case.
Problem- Given the vapor pressure diethyl grinch is 76torr at 40degC and the normal boiling point of the compound is 200oC, a) What is the enthalpy of vaporization
what is the pH of a solution that results from adding 0.043 mol Sr(OH)2 (s) to 1.31 L of a buffer comprised of 0.27 M benzoic acid, C6H5COOH and 0.27 M sodium benzoate, C6H5COONa?
mg3n2 6h2o rarr 3mgoh2 2nh3when 2.00 moles of h2o react how many grams of nh3 are
An unknown metal m reacts with sulfur to form a compound with the formula M2S3. If 3.12g of m reacts with 2.88g of S, what are the names of M AND M2S3
What volume, in L, of hydrogen gas at standard temperature and pressure (STP) is produced from reacting 0.333 L of 0.807 M hydrochloric acid with aluminum metal? (1 mol of gas @ STP = 22.4 L).
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