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What is the magnitude of the change in pH when 0.005 moles of HCl is added to 0.100 L of a buffer solution that is 0.100 M in CH3CO2H and 0.100 M NaCH3CO2?
Important information about Liquid Crystals, Are there differences between the cholesteryl benzoates and the cholesteryl esters having long carbon chains?
A 739 mL gas sample at STP is compressed to a volume of 244 mL, and the temperature is increased to 24 ?C. What is the new pressure of the gas in Pa?
Write the balanced equation for the solvolysis of 2-chloro-2-methylpropane in water. 2. If it took 106 s for the color to change after 2.00 mL of NaOH were added to the flask, calculate the concentration of 2-chloro-2-methylpropane present in solu..
Outline two different methods that could be used to prepare 2-methyl-2-butanol using a Grignard synthesis. Which method is the best? Explain
What is the half life of a first order reaction if it takes 4.4 x 10-2 seconds for the concentration to decrease from an initial concentration
Water (2290 ) is heated until it just begins to boil. If the water absorbs 5.43×105 of heat in the process, what was the initial temperature of the water?
potassiumm chlorate (KClO3) decomposes to form potassium chloride and oxygen gas. if 5.4 moles of potassium chlorate decompose, how many moles of oxygen could be produce.
A solution is prepared by dissolving 16.2 g ammonium sulfate in enough water to make 100.0 mL of stock solution. A 10.50 mL sample of this stock solution is added to 59.00 mL of water. Calculate the concentration of ammonium ions and sulfate ions ..
What volume of Maker's Mark was consumed if the individual was drinking Maker's Mark (130 proof),?
Derive an expression for the subsequent concentration of sodium chloride c in terms of c0, t, Q, and V. Make a sketch of c versus t and label the main features.
A gas expands and does P-V work on the surroundings equal to 281 J. At the same time, it absorbs 216 J of heat from the surroundings. What is the change in energy of the system?
If 124 mL of 9.50 M nitric acid is diluted to 555 mL, what is the concentration of the diluted solution
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