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A sample of 1.43 g of helium and an unweighted quantity of O2 are mixed in a flask at room temperature. The partial pressure of helium in the flask is 42.0 torr, and the partial pressure of oxygen is 159 torr.
Both borneol and isoborneol can be converted to camphor via Jones oxidation. Will both undergo the reaction at the same rate. Explain.
Calculate the downward pressure in pascals due to gravity exerted by the bottom face of a 3.25kg cube of iron that is 7.50 cm
Use Hess's law and measure the mean enthalpy changes for the NaOH-HCL and NH3-HCL reactions to calculate the enthalpy change for this reaction
The activation energy for the reaction NO 2 (g)+CO 2 (g)?NO(g)+CO(g) is E a = 100kJ/mol and the change in enthalpy for the reaction is ΔH = -200kJ/mol. What is the activation energy for the reverse reaction?
The flow-through fraction in ion exchange chromotography of amino acids in which a cation exchange resin was used is expected to contain mainly
Give the IUPAC name for each of the following compounds. Do not forget to use commas to separate locant numbers from each other and to use hyphens to separate locant numbers from letters.
Which ground-state atom has an electron configuration described by the following orbital diagram? A antimony B germanium C indium D lead E tin
25 mL of 0.100 M AgNO3 are mixed with 35 mL of 0.0500 M K2CrO4. (a) Calculate the concentrations of each species at equilibrium.
Addition of water to an alkyne gives a keto-enol tautomer product. Draw the ketone that is in equilibrium with the given enol.
The compound para-dichlorobenzene often used in mothballs, is composed of 49.02 % carbon, 2.743 % hydrogen, and 48.24 % chlorine by weight.
Which of the following acid-base pairs would work best for a laboratory experiment requiring a pH of 6.8? What molar ratios of the compounds would you use to prepare the solution?
the general guideline for the onset of plastic deformation is a strain of 0.10. what force is required to induce such a
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