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What is the hybridization scheme for the central atom in the following?
A. NH4+B. NO2-C. COCl2D. HOCl
how does the structure of an atom determine the atoms emission and absorption spectra.
How many milliliters of .02 M HCl are used to completely neutralize 20.0mL of .01 M NaOH solution?
Calculate the boiling point when 752 grams of ethylene glycol, C2H6O2, is dissolved in 3 kilograms of water.
A beaker with 130 mL of an acetic acid buffer with a pH of 5.00 is sitting on a benchtop. The total molarity of acid and conjugate base in this buffer is 0.100 M.
When solid copper is added to nitric acid, copper(II) nitrate, nitrogen dioxide, and water are produced. Write the balanced chemical equation for the reaction. (Use the lowest possible coefficients. Use the lowest possible coefficients. Include st..
calculations to determine the amount of ascorbic acid? Does the volume of ascorbic acid solution added before titration influence how much iodine solution will be needed?
when most Fe+3 salts are dissolved in dilute nitric acid, the solution is often yellow to orange in color. Why could you not visually detect these colors in the Fe(NO3)3 stock solution?
This compound undergoes catalytic hydrogenation to give 2,2,4-trimethylpentane.
What mass of sucrose should be combined with 464g of water to make a solution with an osmotic pressure of 8.60atm at 280K? (Assume the density of the solution to be equal to the density of the solvent.)
A student mixed 50.0 mL of 0.50 M H2SO4 (aq) at 18.5 degrees C with 100 mL of 0.50 M NaOH (aq) at the same temperature. After the reaction was completed, the temperature rose to 22.0 degrees C. What was the heat of reaction? (Assuming the densitie..
Electrophilic Substitution, Which compound is more reactive toward electrophilic substitution (e.g., nitration)? Explain you reasoning.
The solutions mixed together are 51.7 mL of 0.110 M hydrochloric acid, 102.4 mL of 0.213 M of nitric acid, 500.8 mL of 0.0101 M calcium hydroxide, and 201.7 mL of 0.114 M rubidium hydroxide. Did the acids and bases exactly neutralize each other?
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