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A hydrocarbon was found to have a molecular weight of 80-85. A 10.02 mg sample took up 8.40 mL of H2 gas at 0 degrees C and 760 mm pressure.
Why it is important that any aldehyde used in Witting reaction be free of carboxylic acid impurities?
Compound A has the molecular formula C8H14. Addition of bromine to A gives a new compound B, with the formula C8H14Br4.
Solve the linear programming problem. What is the optimal number of TV ads and magazine ads?
How are ethanol, 1-octanol, propane-1,2,3-triol, and hexadecanol similar to their corresponding hydrocarbons (ethane, octane, propane, & hexadecane)?
When a high energy electron impacts molecule M in the ionization chamber of a mass spectrometer, what type of species is initially produced?
Predict whether the molecule would be expected to show aromatic character or not? Expain your answer.
Solve the above linear programming model graphically. How many acres of farmland will not be cultivated at the optimal solution?
Linear Programming - Maximum Profit. A store sells two kinds of bicycles, model A and model B. The store buys them unassembled from a wholesaler.
Create a linear programming model for the preceding scenario in order to answer the following questions.
Set up the problem. What is the objective function? What are the decision variables? What are the constraints?
The plants generate the following amounts of waste products each week.
The decision variables and the objective function.A company that has a two-year contract to haul ore from an open-pit mine to loading docks
What are the optimal solution and the total profit contribution?Another supplier offered to provide Deegan Industries with an additional 500 pounds
Simplex Method - Maximize return on investment.Natsano has at most $50,000 to invest in common stocks of two companies.
The 6-membered ring contains alternating double and single carbon-carbon bonds. Which of the following is an incorrect description of benzene?
How can you distinguish chemically between starch and three other carbohydrates (sucrose, glucose, & lactose)?
Optimal Workforce Schedule - Integer Linear Programming.The number of transaction requests received by a bank peaks around 1 PM
How many hours per day should each company operate to produce the required amounts of baseballs and cletes while minimizing the cost of production?
A colorless liquid A (C3H6O) was soluble in water and ether, and had a boiling point of 94-96 degrees C.
Maximize revenues U Merchandise Corp. is planning to locate a store in a new shopping center being built in fast growing section of town
Describe the intermolecular force that must be overcome in converting each of the following from a liquid to a gas.
Linear Programming Problem : key information.Let A be a symmetric square matrix. Consider the linear programming problem
Draw the structure for the compound with formula C10H12O2 and the proton NMR spectrum.
A colorless liquid A (C3H6O) was soluble in water and ether, and had a boiling point of 94-96 degrees Celsius.