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An 1.07 mol sample of carbon dioxide gas at a temperature of 8.00 oC is found to occupy a volume of 22.7 liters. The pressure of this gas sample is? answer in mm Hg please.
In a hydrogen fuel cell, hydrogen gas and oxygen gas are combined to form water. Write the balanced chemical equation describing this reaction (using lowest whole-number coefficients).
Sulfur dioxide gas is oxidized in 50 percent excess air with 70 percent conversion to sulfur trioxide. The gases enter the reactor at 350 oC and leave at 450 oC.
If 1.50g (NH4)2SO4 is dissolved in enough water to form 250 ml of solution, what is the molarity of the solution.
Put in order the following molecules in terms of the Permeability of the molecule across a membrane by simple diffusion at pH 7.
A 25ml solution of quinine was titrated with 1.00 M hydrochloric acid, HCl. It was found that the soluiton contained 0.125 moles of quinine. What was the pH of the solution after 50 ml of the HCl solution were added? Quinine is monobasic with pKb=..
Determine at what temperature will a sample of air containing 5.0x10^14 Peroxyacetyl nitrate molecules per liter decomposes at the rate of 1.0x10^12 Peroxyacetyl nitrate molecules per liter per minute.
A compound with molecular formula C5H11N has no ? bonds. Every carbon atom is connected to exactly two hydrogen atoms.
Infrared (IR) spectroscopy analysis: please refer to the IR spectra on the last page. a) One of the IR spectra was taken of 1-decene, and the other of decane. Which is which?
Use equations to obtain expressions for the following partial derivative for a diatomic ideal gas, assuming that the temp of the system is sufficiently low that only translational and rotational motions are thermally active.
What is the pH of a buffer prepared by adding 0.45 mol of the waek acid HA to 0.608 mol of NaA in 2.00 L of solution? The dissociation constant Ka of HA is 5.66e-7
1. H2O2(aq) acting as an oxidizing agent in acidic solution. Write the balanced half reaction?
The half-lives of different radioisotopes are given in the table below. If the initial amount of indium-117 is 8.4 g, how much indium-117 is left in the body after 86 minutes?
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