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Problem- How many grams of NaCH3COO and HCH3COO need to be added to 0.500L of water to create a buffer that is 100mM acetic acid?pH= 5.0
Express your answer to two significant figures and include the appropriate units.
Why should you use a minimum amount of water to rinse the conical vial while transferring the purified acetaminoophen to the Hirsch funnel
Nickel metal in 0.1M nickel nitrate solution Copper metal in 0.1M copper nitrate solution The solutions are joined by a simple salt bridge. The nickel corrodes and the copper plates on during operation of the cell. Answer the following question: W..
Draw the lowest energy conformation of 3-ethyl-2,4,4-trimethylheptane, depicting the C3-C4 bond on a sawhorse.
calculate the moles of ammonia produced (e) calculate the partial pressures of all species in the system (f) the total pressure in the system
Sodium bicarbonate decomposes to form the final solid product sodium oxide. Using a balanced equation, you are to convert the grams of sodium bicarbonate, one number is 5.213, to moles.
which of the following accounts for the unusually high boiling point of water? the density of water, the hydrogen bonds in water
60.0 mL of a 0.450 M solution is titrated with 0.570 M . Calculate the volume of required to reach the equivalence point.
write complete ionic and net ionic equation for the following reaction lithium sulfate and strontium chloride.express
The Ksp for BaCO3 is 5.0 x 10-9. What is the molarity of a saturated aqueous solution of BaCO3
How much H2O is produced when 20000 g of C2H2 burns completely? Answer in units of grams
Glycerophospholipids (phosphoglycerides) are components of cell membranes. They are composed of a glycerol molecule with two fatty acids attached to the first and second carbon atoms a polar hydrophilic group attached throughout a phoshodiester li..
Determine what is the percent yield of the reaction If 15.0 grams of Nitrogen and 2.00 grams Hydrogen react to produce 1.38 grams of Ammonia?
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