139. Solving a chemistry problem
Seller: Derkach
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Product description
What is the mass of clay, which must be injected in the form of a suspension into an oil well so that after stopping the drill it forms a 0.1 mm thick film on the inner surface of the well (the diameter of the well is 60 cm, and the depth is 3 km. Clay = 2500 kg / m3)?
Additional information
If you do not open the file - install the RAR archiver. Inside the archive you will find a solution in Word format.