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Question 1: Which of the following pH levels would be the most acidic?
Question 2: If you drop a 25 gram piece of metal that has a temperature of 100 Celsius into 1000 grams of water at 20 Celsius, what best describes what would occur?
Question 3: Which of the following is not true regarding carbon?
Question 4: What is the pH of a 0.00750 M solution of hydrochloric acid, HCl?
Question 5: A balloon that contains 0.750 moles of gas has a volume of 16.8 L. If the balloon expands to a volume of 25.4 L at a constant pressure and temperature, how many moles of gas would the balloon contain?
Choose only the mixtures that constitute buffer solutions. Can someone how i would determine this as well? 0.30 M HOCN mixed with 0.35 M NaNO3
Question about Ideal gas law, Cyclopropane is used as a general anesthetic. If a sample of cyclopropane stored in a 2.00L container at 10.0 atm
The HCl molecule is quite well described by the morse potential with hcDe=5.33 ev. v=2989.7 and xv+52.05 . Assuming that the potential is unchanged on deuteration , predict the dissociation energy of HCl and DCl
A solution is prepared by mixing 52.0 g glucose (C6H12O6) with 510.0 g water. What is the vapor pressure of this solution at 25°C
You add an excess of solid MX in 250 g water. You measure the freezing point and find it to be -0.028 degrees celsius. What is the Ksp of the solid. Assume the density of the solution is 1.0 g/cm^3.
How long would it take for 1.50 mol of water at 100.0 0C to be converted completely into steam if heat were added at a constant rate of 15.0 J/s?
explain in detail, using thermodynamics principles, why the mixing of pure chemicals to form homogeneous mixture is a so-called spontaneous process
The ionic radius of Cs+ = 0.174nm, radius Cl-= 0.181nm, and the coordination number of each ion = 8. Calculate the lattice parameter, 'a', of CsCl, (CsCl is cubic).
Why does dropwise addition of acetophenone to a grignard reagent warrant precautions in lab?
Consider the gases CH4, O2, and CO2, all at the same temperature. Arrange the gases in order of increasing average molecular speed. How does the average EK of the gases compare
Concentrated sulfuric acid has a density of 1.84 g/cm3 and is 95% by weight H2SO4. What are the molarity and the molality of the solution
What must the minimum temperature of its energy source be if it is to produce work with an efficiency of 0.75?
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