## Analyze a religious sect based in Boston

A religious sect based in Boston predicts that the end of the world will occur on January 1, 2001. The world, of course, did not end then. The leader of the sect explains that the prophesy failed to come true because members of the sect did not have enough faith in it.

1. A small, secret society of corporate CEOs and international bankers runs the economies of the United States and Europe. For its own benefit and for its own reasons the society decides when these nations go into and come out of recession, what levels of production will be achieved by the oil industry, and what each country’s gross national product will be. Members of the society are so rich and powerful that they are able to hide the society’s activities from public view and operate without the knowledge of governments and ordinary citizens.

### Determine the outlet concentration x1 in the water solution and in the trichloroethane solution using an analytical equation.

Predicting Extraction for an Existing Tower with a Given Number of Steps. An existing tower contains 5.0 theoretical steps. It is desired to predict its performance under the following conditions….

### Calculate the minimum solvent that can be used. [Hint: In this case, the tie line through the feed L0 represents the condition for minimum solvent flow rate.

Minimum Solvent and Countercurrent Extraction of Acetone. An aqueous feed solution of 1000 kg/h containing 23.5 wt % acetone and 76.5 wt % water is being extracted in a countercurrent….

### Determine the break-point time, the fraction of total capacity used up to the break point, the length of the unused bed, and the saturation loading capacity of the solid.

Drying of Nitrogen and Scale-Up of a Column. Using molecular sieves, water vapor was removed from nitrogen gas in a packed bed (C1) at 28.3°C. The column height was 0.268….