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A 20 cubic foot tank at 100 degrees F is pressured to 200 psia with a pure paraffin gas. Ten pounds of ethane are added as well as the specific gravity of the gas mixture is measured to be 1.68. Presume that the gases acts as ideal gases. Explain what was the gas originally in the tank?
Identify which of the following statements about the halogenation of alkane hydrocarbons are correct. a) Halogenation of alkanes follows a chain mechanism.
What is the density of a substance if a 2.50mL sample has a mass of 0.880g at room temperature? ( show calculations) What is the specific gravity of the substance?
write balanced net ionic equation for the reaction of the hso4- ion with water. give k values involved. for the net
Identify and discuss three key features associated with the combustion of polymeric materials or compounds that are relevant to the safety
the route you would use to go from starting material product to the end.
If a sample has an initial mass of 2.24 grams and undergoes decay until it has a mass of 0.140 grams, how many half-lives have passed?
Imidazole is a weak acid, and thus reacts with strong bases to form the corresponding anion. Show this reaction, and draw resonance structures that account for the stability of conjugate base.
The Specific Heat of a cooling oil is 1.75 J/g. How much heat energy is neededto raise he temp of 2.72 kg of this oil from 23 C to 191 C.
consider a solution of a weak acid at a ph equal to its pka. by how much would the ph change and in which direction if
if the reaction occurs at atmospheric pressure p 1 atm how much work in joules is done by the system in pushing back
Draw the major organic product for (2R,3S)-2-bromo-3-methylpentane reacting with the given nucleophile. Indicate stereochemistry if necessary, including H\'s, at each stereogenic center.
72.0 mL of a 1.60 M solution is diluted to a volume of 268 mL. A 134-mL portion of that solution is diluted using 139 mL of water.
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