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Given a buret filled with 0.10 acetic acid and a second buret filled with 0.18 sodium acetate, how many milliliters of each solution should be mixed together to produce 18.0 of a solution with a of 4.87?
Calculate the mass in grams of hydrogen chloride produced when 5.05L of molecular hydrogen measured at STP reacts with an excess of molecular chlorine gas.
Calculate the change in the standard molar entopy for the formation of gaseous nitrogen dioxide from gaseous nitrogen and gaseous oxygen.
An unknown organic compound is mixed with 0.5190 g of naphthalene crystals to give a mixture having a total mass of 0.5959 g. The mixture is heated until the naphthalene melts and the unknown substance dissolves.
the given equation 3 c2h5oh 4 kmno4 --gt 3 ch3cooh 4 mno2 4 mno2 h2o describes the oxidation of ethanol c2h5oh to
Use the activity series to determine if a single replacement reaction can be seen to occur. If a reaction occurs, write the net ionic equation. a) Cobalt metal in a barium iodide solution b) Tin metal in a copper bromide solution
a gas is placed in a storage tank at a pressure of 20.0 atm at 20.3 degrees celsius. as a safety device there is a
what will the freezing points be of the resulting solution? kf(H2O)=1.86 C/m
In a reaction between pure acetic acid and sodium bicarbonate, 26.6 grams of sodium bicarbonate was added to 12.0 mL of acetic acid. Which reactant is the limiting reactant in this reaction
The equation for the reaction is CaCO3(s) + 2HCl(aq) arrow CaCl2(aq) +H2O(l) +CO2(g) The excess HCL (aq) is titrated by 6.45 mL of 0.125 M NaOH(aq). Calculate the mass percentaageof CaCO3(s) in the sample.
Calculate the reaction Zn(s) + 2 HCl(aq) → ZnCl2(aq) + H2(g) What mass of ZnCl2 (MW = 136.3 g/mol) can be prepared from the reaction of 3.27 grams of zinc
The equilibrium constant, Ka, for a given acid is very large. When this acid is placed in water, we can say that _____. a. its ionization equilibrium lies far to the left
How will you prepare 10 mL of 0.050 M HCl from a 0.10 M solution of HCl? Assume that you use a 10-mL graduated cylinder (in which volumes can be read to the nearest 0.1 mL).
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