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The composition of a gas on a dry basis is 71.0 mole% N2, 12.0% O2, 12.0% CO2, and 5.0% CO. If the mole fraction of water is 0.160, what is the gas composition on a wet basis?
In an electrolysis experiment such as the one you will perform, 1.76 x 10^-3 moles of hydrogen gas were collected, and the metal electrode lost 0.1983 g. The equivalent mass of the metal is approximately what?
Suppose the volume of this system is compressed to one-half its initial volume and then equilibrium is reestablished. what would be the new equilibrium total pressure.
At 710.mm hg a sample of nitrogen gas occiuped 625 ml.what volume does gas occupy if the temperature remains constant and the pressure increases to760.mm hg?
Calculating the concentration of the acetate ion when dissociation of acetic acid occurs in water and over varying pH conditions?
Recrystallization from 95% ethanol gave yellow crystals. What is the overall mechanism for this reaction including all arrows, the identification of the electrophile and nucleophile, and all charges?
An object has a mass of 50.0g. When it is dropped into a graduated cylinder containing 15mL of water, the water level in the cylinder rises to 32mL.
Arrange the elements in order of decreasing ionization energy N MG O F Al
Nicotine in cigar smoke (pH is much more readily absorped through the mucous membranes of the mouth than is nicotine in cigarette smoke pH
The water is analyzed and found to be 735 ppm in phosphate ion. What is the % phosphate ion in the dry detergent? What is the % phosphorus in the dry detergent? How many grams of phosphate are in the 300. g sample?
What is the rate constant of a first-order reaction that takes 288 seconds for the reactant concentration to drop to half of its initial value?
what is the energy of the alpha particle that decays to the first excited state? You may neglect both relativistic effects and the recoil of the daughter
Hydroiodic acid reduces chlorine to hydrochloric acid and iodine. Enter a balanced net ionic equation for the reaction.
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