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Pure Phosgene gas (COCl2), 0.0300 mol, was placed in a 1.60 L container. It was heated to 890 K as well as at equilibrium the pressure of CO was found to be 0.517 atm. Compute the equilibrium constant Kp for the reaction
CO(g) + Cl2 (g) ----------- COCl2 (g)
For a radioactive decay (decomposition of a radioactive substance) the half-life is 6.0 h. How much radioactive substance remains after 22 h, in % (radioactive decay is a first-order process)
Chemicals available for extractions: CH2CL2, 1M NaOH, 1M HCL and sodium sulfate for drying, Chemicals available for crystallization: ethyl ether, 95% ethanol, methanol, isopropyl alcohol, acetone, hexane, toluene and methylene chloride.
Solution 1.0C 1xF 1.8F 32F2 to carry out the desired conversion. When the absolute temperature is 400 K, what is the Fahrenheit temperature?
Solid iron(III) oxide reacts with solid aluminum to produce solid iron and solid aluminum oxide. If 50.0 grams of iron(III) oxide were mixed with 50.0 grams of aluminum, what maximum mass of iron metal could be produced?
In Complex III, electrons are transferred between ubiquinone and cytochrome c. Standard reduction potentials are, write a balanced equation for this reaction and calculate the overall cell potential and free energy change.
a student ran the following reaction in the laboratory at 310 k2 nog br2g 2 nobrgwhen she introduced 0.140 moles of
If the rate increases by a factor of 10 as the temperature increases from 35 °C to 70°C, what is the activation energy for the reaction?
How would the following modifications of the experimental procedure used in this experiment affect the mass of the precipitate collected? Indicate whether the mass would be greater than, unchanges, or less than that obtained. Briefly explain the ..
A mixture of gases containing 0.40 mol of SO2 and 0.20 mol of O2 in a 4.0L flask reacts to form SO3. If the temperature is 25oC, what is the pressure in the flask after the reaction is complete
A 0.1500 g sample of pure ZnCl2xnH20 was placed on an ion-exchange column in the H+ form. The H+ released in the eluate required 16.98 mL of 0.1024 M NaOH to reach a phenolphtalein end point. Calculate the percent zinc in the sample.
Predict the products of each precipitation and acid / base reaction. Balance the completed equation, and then write the net ionic equation. Name the reactants and the products.
how many moles are there of the reducing agent. What is the molarity of the reducing agent? Oxidizing agent --> KMnO4 Reducing Agent --> Fe +2 Volume of Fe +2 = 25 mL Concentration of KMnO4 = 0.1290 M
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