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Under appropriate experimental conditions, H2 and CO undergo a combination reaction to form CH3OH. The following drawing represents a sample of H2. Make a corresponding drawing of the CO needed to react completely with the H2. How did you arrive at the number of CO molecules in your drawing? [Section 3.2]
200.0 mL flask containing 1.03 mg and 0.56 mg O2 I have a 15 * C to calculate the partial pressures of oxygen and helium in a flask. which is the total pressure
Describe how you wuld separate a mixture containing benzoic acid and a neutral substance, benzophenone. Both compounds are insoluble in water and solube in ether.
What is the concentration of a solution made by diluting 75 mL of 6.0 M HCl to a final volume
How many dimes do you need to buy as much candy as possible? How much should all these dimes weigh? How many pieces of candy could you buy? How much would this candy weigh? How many pieces of candy could you buy with twice as many dimes?
Compare the amounts of reactants and products that will be present when the system reaches equilibrium. c. When the system reaches equilibrium, the value of K will be: A) less than 1 B) equal to 1 C) greater than 1
A cell has an aluminum electrode and a zinc electrode in aluminum nitrate solution and zinc nitrate solution, respectively. The cell potential is +0.92 V and zinc is the cathode. Which is the oxidation electrode and which is the reduction electrod..
Identify the substance produced in the liver that helps catalyze this reaction.
What is the value of x in the formula for the hydrate? (hint: remember that x represents the ratio of moles of H2O to moles of hydrate compound, and that moles of hydrate compound equals the moles of anhydrous compound)
Calculate the initial pH, pH after addition of 20 mL HCl, pH after addition of 50 mL HCl, pH at the equivalence point, and pH after addition of 120 mL HCl.
write the Nernst equation for the reduction of Fe2O3 (s) according to the reaction listed below, write the equation in terms of pH.
write the balanced equation for the ionization of the weak base pyridine c5h5n in water h2o. phases such as aq or l are
Compute the amount of 1.00x10-3 M phosphate stock solution must dilute to make 100.mL of 1.50x10 -5 M phosphate.
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