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complete the reaction; write the equation as a balanced equation, complete ionic equation, and net ionic equation. Be sure to show the state of each compound.
CuSO4 + NaOH
Calculate the number of millimoles of HCl needed to reach the methyl orange end point. b. How many millimoles of Na2CO3 reacted with the HCl?
The sucrose solution used in the fermentation was 0.350 M. Assume solubility of CO2 in water equivalent to the solubility in the sucrose solution. Hint: some of the CO2 obtained from the fermentation dissolves in the solution, the rest goes to the..
Calculate the molarity of the solution. How many grams of KNO3 are needed to make 450 mL of a solution that is to contain 5.50 mg/mL of potassium ion?
an empty flask has a mass of 123.4 grams. when the flask is filled with water, the mass is 211.6 grams. if 10 grams of zinc (density=7.14g/cm3) are added to the flask filled with water, what is the new mass of the flask?
What is the pressure of the water vapor at a temperature of 250.0 degreee Celcius.
Calculate the enthalpy of vaporization of Br2. This element has vapor pressures of 271 mm Hg and 565 mm Hg at 30.0 °C and 50.0 °C, respectively.
Compare and contrast the endo vs exo-nuclease excision repair mechanisms of DNA polymerase.
The first steps in the radioactive decay of 257Uuh involves the rapid and successive emission of 4 alpha particles
What is the balanced equation for the saponification of glyceryl trioloeate and sodium hydroxide
In an acid-base titration experiment, 50.00 mL of a 0.0500 M solution of acetic acid (ka=1.75 x 10^-5) was titrated with a 0.0500 M solution of NaOH at 25 degree C
The polyyne molecules CkH2 with alternating triple and single carbon-carbon bonds represent potential nanowires for molecular electronics. They can be modelled as linear 1D-boxes with 2k
A solution of Ba(OH)2 is standardized with potassium acid phthalate (abbreviated KHP), KHC8H8O4 (M = 204). If 1.530 g of KHP is titrated with 34.50 mL of the Ba(OH)2 solution, what is the molarity of Ba(OH)2. (A) 0.0217 M (B) 0.0435 M (C) 0.109 M ..
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