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Radium Occurs Only in Uranium Ores,typically with an Observed Ra/U

question 66

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Radium occurs only in uranium ores,typically with an observed Ra/U ratio of 1mg/3kg.Uranium ores normally contain only about 200 ppm of U.How many kilograms of uranium ore must be processed to obtain 1 mg of radium?


Definitions:

Pneumatic Suspension

An air suspension.

Height Control Valve

A simple lever-actuated valve used on an air suspension system to automatically maintain chassis ride height at a preset dimension; provides the suspension with its adaptive capability. Also known as a leveling valve.

Insufficient Torque

A condition where the applied torque is not enough to overcome the load or resistance.

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