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The procedure instructs you to utilize a stir bar to mix the solution (NaOH + HCl) while adding the NaOH. Are there any differences that could takes place as a result of not mixing the solution?
If the concentration of NaOH was later found to be higher than initially reported, explain what effect would that have on the mass percent of the vinegar solution? NaOH + vinegar
completely neutralizes stomach acid (HCl, .10M) How much carbon dioxide is made at STP (37 C, 767 torr, 100% humidity) by ingesting one 1.834 gram tablet
Sample has a mass of 0.171 g at a pressure of 761 mm Hg and a temperature of 32oC. What is the molar mass of the gas? R=0.0821 L atm / mol K
question suppose that 450.9 j of heat energy is required to completely vaporize 3.1 g of a pure liquid. if the molar
Explain what is the total molar oncentration of all the ions in .020 M solutions of the subsequent salts in water
If in a decompositionreaction, one sample of magnesium fluoride produced 1.66kg of magnesium and 2.58kg of fluorine. A second sample produced 1.27kg of magnesium.How much fluorine (in grams) did the second sample produce
in a certain reaction it was noticed that the reaction rate coefficient k depends upon temperature by an arrhenius
Iodine gas and bromine gas combine to form iodine monobromide according to the following equation with an equilibrium constant of 1.2 x 102 at 150 0C. I2 (g) + Br2 (g) 2IBr (g)
What volume of 3M H2SO4 is needed to neutralize all of the disodium salicylate and the disodium salicylate and the excess of NaOH present after the initial reaction
which one of the following represents the best method for the preparation of 3-chloro-3 ethylpentane?
When 2-propanol was used as the developing solvent, two substances moved with the solvent front (Rf = 1) during TLC analysis on a silica gel plate. Can you conclude that they are identical? If not, what additional experiment would you perform?
A 0.0560-g quantity of acetic acid is dissolved in enough water to make 50.0 mL of solution. Calculate the concentrations of H+, CH3COO-, and CH3COOH at equilibrium. (Ka for acetic acid = 1.8 x 10^-5).
an automobile achieves a gas mileage of 34.0 mi/gal. how many kilometers can it travel on 1.5 L of gasoline.
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