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explain the following statement:A catalyst provides an additional reaction pathway with an increased overall reaction rate. It is an active participant in the chemical reaction but is not consumed by it.
Write the reactions for the preparation of the diaonuim salt for the coupling of the salt with the sodium salt of 2-napthol. 2. Write the reaction of the sodium salt of para red when treated with 1 M H2SO4. Why does a precipitate form?
125 mL of H_2O is initially at room temperature (22.0C). A chilled steel rod at 2.0C is placed in the water. If the final temperature of the system is 21.5C, what is the mass of the steel bar?
The density of pure silver is 10.5 g/cm^3 at 20°C. If 4.63 g of pure silver pellets is added to a graduated cylinder containing 12.1 mL of water, to what volume level will the water in the cylinder rise.
Determine the Celsius temperature of 2.49 mol of a gas contained in a 1.00-L vessel at a pressure of 143 kPa
For the reaction (S2O8)2- + 3I- yields (I3-) + (SO4)2- What is the oxidation state of sulfur
25.00 mL of 0.25 M formic acid is titrated with 25.00 mL of .2500 M NaOh. What is the pH at the equivalence point?
If 0.015 M NaCl shows conductivity of 12,000 units, based on "total ion concentration" what conductivity should be observed for 0.015 M K2SO4
began with 81.0 mmol of isopentyl alcohol, how many grams of isopentyl acetate could you theoretically produced assuming only 65.0% attainable yield?
For the following reaction, denote whether the equilibrium lies with the products or with the reactants.2NO2(g) + 02(g) 2NO2 (g) Kp = 5.0*1012
Consider the addition of 22.59 mL of 0.1643 M aqueous HCl to 19.01 mL of 0.1558 M aqueous NaOH at 25°C. Assuming the volumes are additive, what is pOH of the resulting solution?
A beaker with 170 mL of an acetic acid buffer with a pH of 5.000 is sitting on a benchtop. The total molarity of acid and conjugate base in this buffer is 0.100 M. A student adds 8.70 mL of a 0.370 M HCl solution to the beaker.
The gas remaining in the bottle slowly warms up to 285K. what is the final pressure in the bottle for a diatomic gas for which C(v,m) = 5R/2?
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