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10.2 g of ice at -4.8oC is added to 164 mL of water at 50.1oC. What is the final temperature (oC) of the mixture?
the equilibrium constant for the reaction of bromine with chlorine to form bromine monochloride is 58.0 at a certain
excess permanganate remains after the reaction period, a small amount of ethanol
Determine the temperature change is caused by heat energy and using a beaker that contains 100 mL of H 2 O thermally insulated from its surroundings, one mol of solid CaCl 2 is mixed and solution is stirred
What is the molarity of an aqueous solution containing 75.3 g of glucose (C6H12O6, mol wt = 180 g/mole) in 35.5 mL of solution
What is the phenomenon that occurs when excited gaseous elements emit only a few colored lines? a. Planck's constant
One of the more common agents for standardizing solutions of potassium hydroxide (KOH) is potassium acid phtalate (KHC8H4O4), or, more accurately, potassium hydrogen phthalate.
What is the percent by mass of NaHCO3 in a solution containing 20 g NaHCO3 dissolved in 700 mL H2O?
If you take a 10.0-mL portion of the stock solution and dilute it to a total volume of 0.230 L, what will be the concentration of the final solution?
Into how many tubes can you dispense 450microliters of buffer using a micropipette set at 2.5 microliters
Assume you 0.010 mol of N2O4 (g) in a 2.0L flask at 50 degrees Celcius. After the system reaches equilibrium, [N2O4] is 0.00090 M. What is the value of Kc for this reaction
Purpose a mechanism for Sn2 reaction 1-chlorobutane with sodium iodide in acetone.
If 120.9 mL of water is shaken with a gas at 0.860 atm, it will dissolve 0.00286 g of the gas. Estimate the Henry's law constant for the gas in water in units of g L-1 atm-1.
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