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What volume of 0.955 M HCl, in milliliters, is required to titrate 2.152 g of Na2CO3 to the equivalence point?
Na2CO3(aq) + 2HCl(aq) ---> H2O(l) + CO2(g) + 2NaCl(aq)
Find the pH of a solution prepared by dissolving all of the following compounds in one beaker and diluting to a volume of 1.00 L: 0.180 moles acetic acid (pKa=4.75), 0.180 mole sodium acetate
A 25-g sample of an alloy at 92 degrees celsius is placed in 50 grams of water at 20 degrees celsius. If the final temperature reached by the alloy sample and water is 27 degrees celsius.
Calculate how much heat is required to added or removed to convert 100.0 g of steam at 115 0C to liquid water at 65 0C?
Using a sample of 0.0355 gram of an unknown molecular compound is dissolved in 1.000 g of liquid camphor at 200.0°C. Calculate the molar mass of the unknown compound if the camphor freezes at 157.7°C upon cooling.
0.10 mol of argon gas is admitted to an evacuated 50cm^3 container at 20C. The gas then undergoes an isobaric heating to a temperature of 300C.
74.0 mL of a 1.80 M solution is diluted to a volume of 268 mL. A 134-mL portion of that solution is diluted using 179 mL of water. What is the final concentration.
Draw the following protein molecule, Need to draw the following molecule (using the lewis condensed line structure).
In a beaker, I mix 50 ml of 3 M HCl with 100 ml distilled water. Both fluids are at 25 C initially. (Cp mix =. 0.985 cal/g-C) a. what is the final T.
Concentrations of Components in an Equilibrium, The following equilibrium process at 686 deg. C. CO2(g) + H2(g) f/r CO(g) + H20 (g)
How many moles of ammonium ions are released when 1.6 mol of ammonium phosphate, (NH4)3PO4, is dissolved in water?
What is the importance of chemistry to agriculture, Write summary of total one page and include references as well.
Write a detailed mechanism for this reaction that accounts for the net retention of detailed mechanism for this reaction that accounts for the net retention of configuration when Ag+ and a low concentration of hydroxide are used.
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