Question: A titration test has shown that a drilling mud contains 150 mg/L of calcium. The mud engineer plans to add enough SAPP (Na, H2P20,)

A titration test has shown that a drilling mud contains 150 mg/L

A titration test has shown that a drilling mud contains 150 mg/L of calcium. The mud engineer plans to add enough SAPP (Na, H2P20,) to his 1,000-bbl system to reduce the calcium concentration to 30 mg/L. Determine the amount of SAPP that must be added to the mud system. Answer: 116.5 lbm.

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