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Question- Suppose a mixture of oxygen and nitrogen is prepared in which there are .200 mol oxygen and .500 mol nitrogen
a) What is the mole fraction of each gas in the mixture?
b) If the total pressure is 736 torr, what is the partial pressure of each gas in the mixture?
Answer showing how to make each solution will get rated
Propose a hybridization scheme for the carbon atoms in this hypothetical flat butane that would allow all the C-H bonds to be equivalent. Exactly where would the hydrogens on each carbon be located
What food contains an antagonist to biotin such that the biotin will be bound in the gut and not absorbed?
What would those concentrations be if you added HCl or NaOH to bring the pH to 3.2 or 7.35, respectively
Determine the wavelength (in nm) of the photon required to ionize one atom of cesium (IE1 = 376 kJ/mol). With what region of the electromagnetic spectrum does this photon correspond (infrared, visible, or ultraviolet)
a 100.0 ml sample of 0.10 m nh3 is titrated with 0.10 m hno3. determine the ph of the solution after the addition of
One mole of water vapor is expanded reversibly from 5 L to 15 L at a temperature of 800 K. Calculate q, w, Delta E for this process assuming that water behaves as a van der Waals gas, making use of the formal relation:
Describe and explain the possible effect on your results of the following experimental errors or variations. In each case specify the component(s) whose percentage(s) would be too high or too low.
When iodine solution is mixed with cyclooctene, the color of the iodine disappears. Write a reaction that shows the product
Question- Calculate the volume of 0.20M of acetic acid, .020M sodium acetate and pure water needed to make 20.00mL of a buffer having pH=5.00. Repeat analogous, separate calculations for buffers having pH=4.00 and pH=6.00.
The largest estimate for the amount of water on the moon is currently 1000parts per million (i.e 1000g water per 1000000g of salt). if the moon is made primarily of a pyroxene mineral with formula Fe2Si2O6 what is the "formula" of the hydrate with..
Tell which of the following compounds is likely to have a dipole moment, and show the direction of each. (a) SF6 (b) H2C=CH2 (c) CHCl3 (d) CH2Cl2
A critical reaction in the production of energy to do work or drive chemical in biological systems is the hydrolysis of adenosine triphosphate, ATP to adenosine diphosphate ADP as described by ATP
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