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In the lab you make 10-5.5 M solutions of HCl and of NaOH using pure distilled deionized water. What pH will would measure for these solutions immediately? What would be the pH after the solutions equilibrate with the atmosphere?
When a certain unknown hydrocarbon is completely combusted with excess oxygen, it is observed that 1.12 L of H2O gas and 3.36 L of CO2 are produced at STP. What is the empirical formula of the unknown hydrocarbon
A solution is prepared by adding 0.1M acetic acid and 0.01 M ethylamine to water and adjusting the pH to 7.4. What is the ratio of acetate to acetic acid. WHat is the ratio of ethylamine to ethylammonium ion
Do the same to show the formation of both elimination products from 2-bromo-2methylbutane (page 208 lists the two products as 2-methyl-1-butene and 2-methyl-2-butene.)
the temperature unknown. When the volume changes to 1.68L the temperature is found to be -220oC. What was the initial temperature in C?
Does the carbocation intermediate in the hydrolysis of 2-bromo-3-methylbutane rearrange by way of a hydride shift, methyl shift, or neither
Perform the calculatons for the extraciton of 100 mg of P in 300mL of water with three 100-mL portions of ether. assume the partition coefficient is 3.5
a solution of 4.00 g of sodium carbonate is mixed with one containing 4.00 g of silver nitrate. after the reaction is complete, the solutions are a mixture of salts.
Write the element symbol and charge. How many unpaired electrons are there in the ground state of this ion
a saturated solution of bariumchloride at 30C contains 150g water. how much additional barium chloride can be dissolved by heating
An organic compound was prepared and purified by chromatography. A conductivity measurement showed the compound to be a nonelectrolyte
Draw the possible chair forms of cis and trans 1-isopropyl-3-methylcyclohexane. Are the two forms identical, enantiomeric, or diastereomeric?
When 1.33 mol of HCl reacts with excess MnO2, how many moles of Cl2 form?
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