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The viscosity of H2 at 0 degrees celsius and 1 atm is 8.53 uPa s. Find the viscosity of D2 at 0 degrees celsius and 1 atm
The solubility of lead (II) sulfate is 4.0x10^-2 g/L. What is the solubility product constant for lead (II) sulfate?
What type of interaction does Ultraviolet, Visible, and Infrared regions of the spectrum have with matter?
A brand new amino acid was recently discovered "calline" it is 3 ionizable groups with pka values of 2.3, 4.7
When Fe(s) reacts with HCl(aq) to form FeCl2(s) and H2(g), 7.40 kJ of energy are evolved for each mole of Fe(s) that reacts. Write a balanced thermochemical equation for the reaction with an energy term in kJ as part of the equation.
which portion of the titration curve are you in to reach pH = 7? Show your calculations to prove that dilution of 10,000 gal aniline requires 0.58 gal of this acid.
A sample of a gaseous compound of nitrogen and oxygen weighs 5.25 g and occupies a volume of 1.00 L at a pressure of 1.26 atm and temperature of -4.0 °C. Which of the following molecular formulas could be that of the compound
if 69 kJ of heat is applied to a 1012 g block of metal, the temperature of the metal increasesby 11.4 degrees C. Calculate the specific heat capacity of the metal in J/g degrees C.
The molar heat capacity of silver is 25.35 J/Mol * degrees celcius. Knowing how much energy it would take to raise the temperature of 11.7g of silver by 16.9 degrees celcius in joules. Answer the following question: What is the specific heat of si..
Which molecule has the largest mass?A sample of carbon consists of the isotopes carbon-12 and carbon-13.A sample of oxygen consists of the isotopes oxygen-16 and oxygen-17.Write the formula of all the different carbon dioxide molecules that can be..
How many grams of potassium accetate must be added to 2.5 L of .250 M acetic acid
The value of delta H for 2CO(g) + O2 (g) = 2CO2(g) is -482 kJ. Calculate the heat released to the surroundings when 38.5 g of O2 (g) reacts with excess CO
At what pressure does the mean free path of argon at 25 C become comparable to the diameter of a spherical vessel of volume 1.0 dm^3 that contains it? Take ? =0.36nm^2.
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